Ro-2-4572
[医] 异烟酰异丙肼(抗结核药)
🧩 词语组成解析
[计] 只接收
🗣️ 情景例句
OK, Betty, Tim, and Frank.
好， Betty ，Tim ，Frank。
One cannot get blood from a stone.
石头里抽不出血。
Don't cry, I said. I talked to her. But she looked at me and cried harder and harder.
“别哭呀！”我跟她说话，可是她看着我，哭得越来越厉害了。