Thẻ ghi nhớ: vol 6 -test 3 - passage 2 | Quizlet

insubstantial

(a) không có trọng lượng; không có thật

ex: Her argument was totally insubstantial

aeronautical

(a) thuộc hàng không

ex: He's studying aeronautical engineering

aerofoil

(n) cánh máy bay

ex: The shape of the aerofoil is crucial for generating lift

knife blade

lưỡi dao

ex: The knife blade was very sharp

turbulent

(a) hỗn loạn

ex: The turbulent flow of the river made it dangerous to swim

convex lens/mirror

(a) lồi

ex: The convex side of a spoon reflects light outwards

curvature

(n) độ cong

ex: The curvature of the lens affects the focus of the image

distort

(v) bị biến dạng

ex: The sound was distorted by the old speakers

hang-glider

(n) tàu lượn

ex: He went hang-gliding for the first time last weekend

hollow

adj. /'hɔlou/ rỗng, trống rỗng

ex: The tree trunk was hollow inside

flap

(n) cánh phụ, cánh tà

ex: The pilot lowered the flaps for landing

marvel

(v) ngạc nhiên

ex: We marvelled at the beauty of the sunset

bold

(a) táo bạo

ex: The company made a bold decision to expand into new markets

aviation

(n) hàng không

ex: The aviation industry has been greatly affected by the pandemic