Neodecyllin
十一烯酸新霉素
🗣️ 情景例句
Would you begin, Ellen?
请你开始， Ellen
I did exercise last week.
我上星期做练习。
he stooped to talk to a workman.After they had gone on,
途中，停下来与一个工人交谈，接着他们继续往前走去。