Levopimaric acid
[化] 左旋海松酸
🧩 词语组成解析
🗣️ 情景例句
we're all in for trouble.
我们都会吃不消的。
Frightened to death.
吓死人了。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。