Pgt
[医][=15-hydroxy prostaglandin dehydrogenase]15-羟前列腺素脱氢酶
🗣️ 情景例句
You are?
是吗？
Yes,he is.
是的，他是。
Buried somewhere in deep grass there is a rusting lawn mower which I have promised to repair one day.
深草丛中的某个地方有一台正在生锈的割草机，那就是我曾答应某日要修理的割草机。