Triangulator
三角测量员, 三角仪
🗣️ 情景例句
The smog in L.A. is caused by air pollution and water vapor.
洛杉矶的烟雾是由空气污染和水蒸气造成的。
The first step is the only difficulty.
万事起头难。
That sounds like a good idea.
那听上去是个好主意。