Minichromosome
微型染色体
🗣️ 情景例句
It leaves at 5:20.
五点二十分开。
Went on to get his master's degree from harvard.
然后在哈佛大学取得了学士学位。
The student did in an archway nearby where he could watch and hear everything that went on.
那个学生躲在附近一拱形的门廊里，在那儿可以看见、听到现场发生的一切。