Contractinogen
[医] 促红细胞沉降(率), 纤维蛋白原
🗣️ 情景例句
Sir, I thought this was an emergency.
先生，我想这是一位急病患者。
Look before you leap; see before you go.
三思而行。
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。