Telescopic boom
[化] 伸缩臂
🧩 词语组成解析
a. 望远镜的, 用望远镜看到的, 套管式的, 伸缩的\\n[医] 望远[镜]的
boom
[bʊm]
vi. 发出隆隆声;快速发展;暴涨;
vt. 以低沉而有回响的声音发出;使繁荣;使迅速发展;
n. 隆隆声;繁荣;激增;
🗣️ 情景例句
I'm really excited about seeing Grandpa.
一想到要见到爷爷， 我就觉得兴奋。
He must needs swim that is held up by the chin.
身不由己，只得从命。
Ah, it's a secret!
呵，这是个秘密！