Invention

Question 1

Aviation [n]

/ eɪvi’eɪʃən /

Answer 1

1. The science or practice of flying in aircraft
2. The industry that makes aircraft

+ Khoa học hàng không, việc thực hành bay

+ Việc thiết kế, chế tạo máy bay

Question 2

Coarse [adj]

/ kɔ:s /

Answer 2

1. Having a rough surface that feels slightly hard **SYN rough OPP smooth: **
   * a jacket of coarse wool *
2. Talking in a rude and offensive way, especially about sex SYN crude:
   * coarse jokes *

— coarsely adverb

— coarseness noun

+ Thô, không mịn

+ Thô lỗ, tục tĩu

Question 3

Cruise [v]

/ kru:z /

Answer 3

• A holiday on a large ship:

+ Cuộc đi chơi trên biển

Question 4

Enthusiast [n]

/ ɪn’θjuziæst /

Answer 4

• Someone who is very interested in a particular activity or subject

**enthusiast for **

>>an enthusiast for the latest management thinking

+ Người hăng hái, nhiệt tình

Question 5

Inflexible [adj]

/ ɪn’fleksɪbəl /

Answer 5

1. Unwilling to make even the slightest change in your attitudes, plans etc **OPP flexible: **
   * inflexible attitudes towards change *
2. Inflexible material is stiff and will not bend **OPP flexible **

— inflexibly adverb

— inflexibility noun

+ Cứng rắn, không lay chuyển

+ Cứng, không bẻ cong được

Question 6

Prolong [v]

/ prə’lɒŋ /

Answer 6

• To deliberately make something such as a feeling or an activity last longer **SYN lengthen: **
• >>I was trying to think of some way to prolong the conversation. *

+ Nối dài, kéo dài

Question 7

Propeller [n]

/ prə’pelə /

Answer 7

• A piece of equipment consisting of two or more blades that spin around, which makes an aircraft or ship move

+ Chan vịt, cánh quạt

Question 8

Sustain [v]

/ sə’steɪn /

Answer 8

• Make something continue to make something continue to exist or happen for a period of time *SYN maintain: *
• She found it difficult to sustain the children’s interest. *

+ Chống đỡ, duy trì, kéo dài

Question 9

Turbulence [n]

/ tɜ:bjʊləns /

Answer 9

1. Irregular and violent movements of air or water that are caused by the wind
2. A political or emotional situation that is very confused **SYN turmoil: **
   * A period of political turbulence followed the civil war. *

+ Sự nhiễu loạn, sự chuyển động dữ dội

+ Sự hỗn loạn, sự náo động