GADGETS

angle

/'æηgl/ góc (độ)

An angle is the difference in direction between two lines or surfaces. Angles are measured in degrees. ■ The boat is now teaning at a 30 degree angle.

circumference

/sə'kʌmferəns/   chu vi

The circumference of a circle, place, or round object is the distance around its edge.

■ a scientist calculating the Earth's circumference ■ The island is 3.5 km in circumference

diameter

/dai'æmitə[r]/  đường kính

The diameter of a round object is the length of a straight line that can be drawn across it, passing through the middle of it.

■ [+ of] a tube less than a fifth of the diameter of a human hair

■ a length of 22-mm diameter steel pipe

height

/hait/  bề cao

The height of a person or thing is their size or length from the bottom to the top.

■ Her weight is about normal for her height.

■ I am 5’6" in height. ■ [+ of] The tree can grow to a height of 20ft.

■ He was a man of medium height.

length

/leηθ/   chiều dài

The length of something is the amount that it measures from one end to the other along the longest side.

■ It is about a metre in length.■ [+ of] the length of the field

■ [+ of] The plane had a wing span of 34ft and a length of 22ft.

radius

/'reidiəs/ bán kính

NOUN The radius around a particular point is the distance from it in any direction.

volume

/'vɒlju:m/  quyển, tập (của một bộ sách)

The volume of something is the amount of it that there is.

■ [+ of] Senior officials will be discussing how the volume of sales might be reduced.

■ [+ of] the sheer volume of traffic and accidents

width

/'widθ/ bề rộng , ngang

The width of something is the distance it measures from one side or edge to the other.

■ [+ of] Measure the full width of the window.

■ The road was reduced to 18ft in width by adding parking bays.

■ Saddles are made in a wide range of different widths.

adjust

/ə'dʒʌst/  sửa lại cho đúng, hiệu chỉnh

When you adjust to a new situation, you get used to it by changing your behaviour or your ideas.

■ [+ to] We are preparing our fighters to adjust themselves to civil society.

■ [+ to] I felt I had adjusted to the idea of being a mother very well.

convey

/kən'vei/  chở, vận chuyển

B To convey information or feelings means to cause them to be known or understood by someone.

■ Semiological analysis sees a sign as any cultural symbol which conveys a meaning.

■ In every one of her pictures she conveys a sense of immediacy.

■ He also conveyed his views and the views of the bureaucracy.

secure

/si'kjʊə[r]/  bảo đảm, chắc chắn

If you secure something that you want or need, you obtain it, often after a lot of effort. [FORMAL]

■ Federal leaders continued their efforts to secure a ceasefire.

■ Graham’s achievements helped secure him the job.

suspend

/sə'spend/  lơ lửng

If you suspend something, you delay it or stop it from happening for a while or until a decision is made about it. ■ The union suspended strike action this week. ■ [+ until] A U.N. official said aid programs will be suspended until there's adequate protection for relief convoys.