Pml
[医][=peripheral mononuclear leukocyte]外周单核白细胞
🗣️ 情景例句
It sounds so nice.
很好听。
My brother took lessons on the trumpet for nearly ten years.
我的兄弟有将近10年的时间听小号的课了。
I am used to traveling by air and only on one occasion have I ever felt frightened.
我习惯了乘飞机旅行，只是有一次把我吓坏了。