Ammoniometer
[机] 氨量计
🗣️ 情景例句
It's the best we can do under the circumstances.
情况就是这样， 我们已经尽力而为了。
You may go in now.
您可以进去了。
She was not especially pretty. But she was extremely bright.
她不是特别漂亮，但她极聪明。