Calcium bentonite
[机] 钙系膨土
🧩 词语组成解析
n. <美>[地质]斑脱土(火山灰分解成的一种粘土)
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
It's been a long time.
好久不见了。
He inspected the car for defects.
他详细检查车子有无效障。