Malladrite
氟硅钠石
🗣️ 情景例句
I'm having some trouble keeping food down.
我吃东西时感到困难。
These clothes are very beautiful, but are not of vary good quality.
这些衣服很漂亮，但是质量并不太好。
At night, the children always do their homework.Then they go to bed.
晚上，孩子们总是做作业，然后去睡觉。