Microchromosome
[医] 小染色体
🗣️ 情景例句
towards refurnishing the old library
去重新整修老图书馆
That cat judged the distance before he leapt across the ditch.
猫在越过沟渠以前便判断好其距离了。
That's easier said than done!
说来容易做起来难哪！