Ris
[医][=radioimmunosorbent]放射免疫吸附剂
🗣️ 情景例句
He did it as a special favor.
他做这事算是特别照顾。
It is too late to shut the stalbe door when the steed is stolen.
失马锁厩，为时已晚；贼去关门，为时已迟。
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。