Polycoumarone
[化] 聚香豆酮; 聚氧杂茚
🗣️ 情景例句
Philip, I took Michelle to a school play
Philip,我带Michelle看过学校演出的
When all men speak no man hears.
人人都讲话，无人去听它。
Their parents usually tell them that Father Christmas will come during the night.
他们的父亲通常告诉他们，夜间圣诞老人会来的。