Obturation
n. 充填, 闭塞
✅ 同义词
🏥 医学释义
充填，填塞
🗣️ 情景例句
I'm looking for a sports car.
我想买一辆跑车。
Don't trouble trouble until trouble troubles you.
不要自寻烦恼。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。