Kemidol
细石灰粉(商品名,系由白云石制得的石灰粉)
🗣️ 情景例句
He treats everyone with courtesy.
他对待每一个人都很有礼貌。
The finest diamond must be cut.
玉不琢不成器。
His talk covered many subjects.
他的报告涉及很多课题。