Vacuum manometer
[化] 真空计
🧩 词语组成解析
n. 压力计\\n[化] 流体压强计; U型管测压计
🗣️ 情景例句
and made me feel more confident.
使我对自己更加有信心。
I took off my hat.
我摘下了我的帽子。
He turned on the light, but he couldn't see anyone. The thieves had already gone.
他开了灯，但不见一个人。小偷逃走了。