Qms
[化] 四极质谱仪
🗣️ 情景例句
How's that again.
你再说一次？
The weather is warm and sunny here.Do you get much rain?
这里的天气是温暖并且阳光充足的.你那有许多雨吗？
The remains of plants and animals that lived on land are much more rarely preserved, for there is seldom anything to cover them over.
曾在陆地上生活过的动植物的遗体被保存下来的更为罕见，因为陆地上几乎没有什么东西覆盖它们。