Silice
二氧化硅
🗣️ 情景例句
Unmarried women should be addressed as 'Miss'.
未婚的女性应该被称作 'Miss' 。
To drop
掉下
As soon as he saw us, he picked up a long pipe which was covered with coins and opened one of the baskets.
他一见我们，就拿起了一个长长的上面镶有硬币的管乐器，并掀开了一个筐的盖子。