Tisab
[化] 总离子强度缓冲剂
🗣️ 情景例句
Football players are always popular with the ladies.
足球队员往往很讨女生的喜爱。
He is in conference.
他正在开会。
Sorry, but could you kindly repeat what you just said?
抱歉，你可以重复刚刚所说的吗？