Polycladin
波来克黄素
🗣️ 情景例句
I'm sick of waiting around like this.
我对这样干等着感到厌烦。
Do you like going to see painting exhibition?
你喜欢参观画展？
It was spring,but the weather was awful.It rained all the time.
是春天，但天气太糟了。一直在下雨。