clearance
                
          英 ['kl??r(?)ns]
美 ['kl?r?ns]
        
                
        
                
                中文詞源
        
        clearance 許可,兌現來自clear,清楚的,解決了的。
 
                英文詞源
        
        - clearance (n.)
- 1560s, "action of clearing," from clear (v.) + -ance. Meaning "a clear space" is from 1788. Meaning "approval, permission" (especially to land or take off an aircraft) is from 1944, American English; national security sense recorded from 1948. Clearance sale attested by 1843.
雙語例句
        
        - 1. The UN pledged to help supervise the clearance of mines. 
- 聯合國承諾協助監督掃雷工作。
來自柯林斯例句
 
- 2. They have to wait for clearance from air traffic control. 
- 他們需要等空中交通管制人員的放行。
來自柯林斯例句
 
- 3. He has a security clearance that allows him access to classified information. 
- 他獲得了安全許可,可以接觸機密信息。
來自柯林斯例句
 
- 4. Thai Airways said the plane had been given clearance to land. 
- 泰國航空公司說,該飛機已經得到降落許可。
來自柯林斯例句
 
- 5. The lowest fixed bridge has 12.8m clearance. 
- 最低的固定橋下方通行高度為12.8米。
來自柯林斯例句