autumn leaves

investigate

/ɪnˈvestɪɡeɪt/ (v) to examine a problem or decision carefully to discover the truth

dismantle

/dɪsˈmæntl/ (v) to take a structure or mechanism to pieces

chlorophyll

/ˈklɒrəfɪl/ (n) [botany] a green pigment present in all green plants, responsible for the absorption of light to provide energy for photosynthesis

photosynthesis

/ˌfəʊtəʊˈsɪnθəsɪs/ (n) [botany] the process by which green plants use sunlight to synthesize nutrients from carbon dioxide and water

anthocyanin

/ˌænθəˈsaɪənɪn/ (n) [chemistry/botany] a blue, violet, or red pigment found in plants

flavonoid

/ˈfleɪvənɔɪd/ (n) [chemistry/botany] a group of natural substances found in many plants, known for antioxidant properties

outweigh

/ˌaʊtˈweɪ/ (v) to be greater or more important than something else

ascertain

/ˌæsəˈteɪn/ (v) to find out the true or correct information about something

hypothesis

/haɪˈpɒθəsɪs/ (n) an idea or explanation for something that is based on known facts but has not yet been proved

salvage

/ˈsæl.vɪdʒ/ (v) to save something from being damaged or destroyed

overexposure

/ˌəʊvərɪkˈspəʊʒə/ (n) the state of being exposed to something for too long or to too great a degree

captivating

/ˈkæptɪveɪtɪŋ/ (adj) holding your attention by being extremely interesting, exciting, or charming

redundant

/rɪˈdʌndənt/ (adj) unnecessary because it is no longer needed

puzzling

/ˈpʌzlɪŋ/ (adj) difficult to explain or understand

scramble

/ˈskræmbl/ (v) to move or do something quickly because you are in a hurry

fungus

/ˈfʌŋɡəs/ (n) [botany] an organism such as a mushroom or mildew that lives on other organisms

infestation

/ˌɪnfeˈsteɪʃn/ (n) a large number of insects, rats, etc. present in a place causing damage

prompt

/prɑːmpt/ (v) to cause someone to decide to do something or encourage them

plausible

/ˈplɔːzəbl/ (adj) seeming likely to be true, or able to be believed

paradoxical

/ˌpærəˈdɑːksɪkl/ (adj) seeming impossible or difficult to understand because of containing two opposite facts

intact

/ɪnˈtækt/ (adj) complete and in the original condition; not damaged

suspected

/səˈspektɪd/ (v - past form) [nghi ngờ, đoán chừng…] thought that something was likely to be true

subtle

/ˈsʌtl/ (adj) not loud, bright, noticeable, or obvious in any way

conifer

/ˈkɑːnɪfər/ (n) [botany] a tree that bears cones and evergreen needlelike leaves

herbivorous

/hɜːrˈbɪvərəs/ (adj) [zoology] eating only plants

pigment

/ˈpɪɡmənt/ (n) [biology] a natural colouring matter of animal or plant tissue

spectrum

/ˈspektrəm/ (n) [physics] a band of colours produced by separation of the components of light

break down

/breɪk daʊn/ (phrasal verb) [phân hủy, bẻ gãy cấu trúc hóa học] to separate or cause to separate into simpler chemical substances

pack up

/pæk ʌp/ (phrasal verb) [dọn dẹp, chuẩn bị ngưng hoạt động] to stop working or to prepare to leave

ship back

/ʃɪp bæk/ (phrasal verb) [vận chuyển/chuyển ngược trở lại] to send something back to its place of origin or storage

resort to

/rɪˈzɔːrt tuː/ (phrasal verb) [phải tìm đến, viện đến giải pháp…] to do or use something because there is no other choice

turn out

/tɜːn aʊt/ (phrasal verb) [hóa ra là, thành ra] to prove to be the case or to happen in a particular way

get rid of

/ɡet rɪd əv/ (phrasal verb / idiom) [loại bỏ, tống khứ] to remove or throw away something that you do not want

light screen

/laɪt skriːn/ (phrasal noun) [màn chắn ánh sáng] a protective barrier or layer that blocks or filters light rays

at one's disposal

/æt wʌnz dɪsˈpəʊzl/ (idiom) [có sẵn cho ai đó sử dụng tùy ý] available for someone to use as they wish

go to the trouble

/ɡəʊ tuː ðə ˈtrʌbl/ (idiom) [bỏ công sức, cất công làm gì] to make an effort to do something, even though it causes difficulty

pay attention to

/peɪ əˈtenʃn tuː/ (idiom / phrase) [chú ý, để mắt tới] to listen to, watch, or consider something carefully

vulnerable to

/ˈvʌlnərəbl tuː/ (phrase / collocations) [nguy cơ bị tổn thương, dễ bị tấn công bởi…] weak and easily hurt physically or emotionally by something

susceptible to

/səˈseptəbl tuː/ (phrase / collocations) [dễ bị ảnh hưởng, nhạy cảm với…] likely to be influenced or harmed by a particular thing

overwhelmed by

/ˌəʊvərˈwelmd baɪ/ (phrase / collocations) [bị áp đảo, bị quá tải bởi…] strongly affected, defeated, or overcome by something

water soluble

/ˈwɔːtər sɑːljəbl/ (compound adj) [tan trong nước] able to be dissolved in water

newly minted

/ˈnuːli mɪntɪd/ (phrase) [vừa mới được tạo ra/sản xuất ra] recently created, produced, or made