Bitoscanate
[化] 双硫氰苯; 对双异硫氰基苯
🗣️ 情景例句
Is that you, Susan?
是你吗， Susan？
It never rains but it pours.
祸不单行。（不鸣则已，一鸣惊人。）
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。