Engler distillation test
[机] 恩格勒蒸馏试验
🧩 词语组成解析
[人名] 恩格勒
🗣️ 情景例句
The instructions were not easily understandable.
这份说明书不容易理解。
It was a six-hour flight.
它要6小时的飞行。
Well, I have a problem.
唉，我有一个难题。