Helcotomy
[医] 溃疡切除, 溃疡切开
🗣️ 情景例句
There's Mother and Grandpa ...
有妈妈和祖父呢……
My thesis is due the same week as midterms.
毕业论文截止的日期，和期中考试那一周重复。
It is bacteria that have generated the oxygen we breathe on earth.
正是细菌生产出我们在地球上呼吸的氧气。