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- The boom telescoping mechanism is shown as follows. 吊臂伸縮機構如下圖所示。
- Over time, even without being granted dedicated telescope time, the piggy back SETI receiver managed to scan the entire sky visible from Arecibo. 隨時間流逝，即使沒有獲得專門的望遠鏡時間，附加式的SETI接收器也能掃描完整個天空。
- In the beginning, the difficulty for Perlmutter's group lay in obtaining telescope time, always precious in the astronomical community. 剛開始，珀爾穆特團隊的困難在於爭取望遠鏡的觀測時間，這在天文學界來說通常挺珍貴的。
- Stand clear of the swinging boom of the crane. 不要走近轉動的超重機吊杆。
- Because it is so hard to acquire sufficient telescope time for a sky survey, SETI observations at Arecibo were conducted up to now in the in the piggy-back mode. 因為很難得到充足的望遠鏡使用時間進行全天調查，如今SETI在阿雷西博的觀測採取的是一種附加式的模式。
- Telescoping of the boom is carried out through telescoping cylinder and steel cable, and all booms telescope simultaneously. 吊臂的伸縮是通過伸縮油缸和鋼絲繩進行,各伸縮臂同步伸縮。
- Fruit juices ferment if they are kept a long time. 果汁若是放置很久，就會發酵。
- Time is sometimes called the fourth dimension. 時間有時被稱為第四度空間。
- I think the work can be completed ahead of time. 我認為這項工作能提前完成。
- He will come on time even though it rains. 即使下雨，他還是會準時來的。
- Reading occupies most of my free time. 閱讀佔去了我大部分的閑暇時間。
- In the competitive environment that governs telescope time allotments, no group by itself would be granted sufficient telescope time to conduct an efficient sky survey. 相互競爭望遠鏡的支配時間，沒有小組能得到充足的使用時間實施直接的全天區調查。
- He made his pile during the property boom. 在房地產生意興隆期間他發了大財。
- The clock began to boom out twelve. 時鐘開始敲十二點。
- I need some time to orient my thinking. 我需要一些時間來使我的思想適應。
- The long boom of the crane functions like our arms. 起重機的長臂與我們的手臂功能相同。
- Profit multiply in the boom year. 興旺之年利潤增長。
- A transistorize radio takes no time to warm up. 晶體管收音機不需要預熱時間。
- The boom of the airplane was damaged. 飛機的尾桁受到損害。
- We heard a hollow boom of thunder. 我們聽到低沈的隆隆雷聲。
