Sealing pressure
[化] 密封压力
🧩 词语组成解析
[化] 封闭; 封闭处理\\n[医] 封闭, 封口(创伤)
🗣️ 情景例句
Hello. This is an emergency. Can you please send an ambulance?
喂，这儿有急病患者，请派一部救护车来。
I had a shot of penicillin.
我打了一针青霉素。
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？