adj. 无效的;不能成立的;有病的;病人用的;
vt. 使伤残;使退役;失去健康;
n. 病人,病号;残废者;伤病军人;
vi. 变得病弱;因病而奉命退役;
in不+val强壮+id...的→虚弱的;病人
🗣️ 情景例句
You'd better be careful.
你要小心一点。
First, I coundn't keep up with all the paperwork at the office.
首先我应付不了办公室的文书工作。
There is always hope that in its labyrinth of musty, dark, disordered rooms a real rarity will be found amongst the piles of assorted junk that little the floors.