Ribothymidine
胸腺嘧啶核糖核苷
🗣️ 情景例句
6:00 sharp, please.
请6点整叫我。
Please be quiet.
请安静点。
After a time, we noticed a snake charmer with two large baskets at the other side of the square,
过了一会儿，我们注意到广场的那一边有一个带着两个大筐的耍蛇人，