Ptyalith
[医] 涎石
🗣️ 情景例句
Protein, vitamins.
蛋白质， 维他命。
One hour's sleep before midnight is worth three after.
午夜前睡一小时抵得上午夜后睡三小时。
I often visited The Gables when I was boy.
我小时候常去“山墙庄园”作客。