adj. 不能的,不会的;无能力的,不熟练的;不能胜任的;〈罕,诗〉弱,无力的;
💡 un不+able形容词后缀, 具有某种性质的 → 不能的, 不会的
"Hundreds of people were unable to gain admittance to the hall."
数以百计的人未能获准进入大厅。
近义:incapable, incompetent, uncapable, unfit, unqualified, bumbling
vt. 发现;碰见;撞见;获得知识;
💡 dis相反+cover盖→把盖揭开→发现
"We have to discover his plans and act accordingly."
我们得找出他的计划,照着办。
近义:locate, descry, detect, encounter, find, inquire
n. 身份;[逻]同一性;个性;[数]恒等(式);
💡 有身份(id)的实体(entity)就是有 身份
"an amorphous mass of cells with no identity at all"
不知何物的杂乱一团的细胞
近义:identification, leaning, filiation