Optical goniometer
[化] 光学测角计
🧩 词语组成解析
n. 测向器, 测角器\\n[化] 测角计
🗣️ 情景例句
Typing is easy once you get the hang of it.
一旦你掌握诀窍，打字就很简单。
Who is going to pay for it?
谁付账？
He threatened to remove them by force.
于是警察威胁要强行使他们离开。