Sruma
[医] 牙石
🗣️ 情景例句
There's no doubt about that.
此事确定无疑。
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
but ten months later, she received a letter from a girl in Holland.
但10个月以后，她收到了荷兰一位姑娘的来信。