Ris
[医][=radioimmunosorbent]放射免疫吸附剂
🗣️ 情景例句
Say hi to your dad for me, and drive safely.
路上小心开车，并请向代我向令尊问好。
One foot is better than two crutches.
一只脚胜过两根拐杖。
Certainly!said her mother.
“当然可以！”她妈妈说。