Biopathogen
生物病原
🗣️ 情景例句
It's about my grandfather.
是关于我爷爷。
Absence sharpens love, presence strengthens it.
相聚爱益切，离别情更深。
It was warm last Sunday, so I went and sat on the river bank as usual.
上星期日天气很暖和。于是我和往常一样，又去河边坐着。