Patentability
专利性
🗣️ 情景例句
She suffered terribly when her son was killed.
儿子被杀，她痛苦至极。
There's many a slip between the cup and the lip.
天有不测风云。
They were visited by a large colony of ants which obtained a sort of honey from them.
蚜虫遭到一窝蚂蚁的攻击，蚂蚁从它们身上可以获得一种蜜。