Minichromosome
微型染色体
🗣️ 情景例句
Please, come in. Join us.
请进。跟我们一起吃吧。
I agree. I wish it were cheaper.
是这肃，我真希望它能便宜点。
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。