Quadrupole mass spectrometer(qms)
[化] 四极质谱仪
🧩 词语组成解析
[化] 四极
mass
[mæs]
n. 大量，大多;块，堆，团;[物理学]质量;弥撒曲;
vt.& vi. （使）集中，聚集;
adj. 群众的;大规模的;整个的;集中的;
vi. 聚集起来;
vt. 使集合;
🗣️ 情景例句
Good afternoon. Make yourself at home.
下午好。请随便些。
The child is father of (or to) the man.
三岁定终身。
She didn't visit her step-mother much, though I believe that they used to speak on the phone from time to time.
她不常看望她的继母，虽然，我相信她们过去时不进在电话里聊一聊。