dumb

柯林斯词典

1. ADJ Someone who is dumb is completely unable to speak. 哑的
...a young deaf and dumb man. …一名年轻的聋哑人。
2. ADJ If someone is dumb on a particular occasion, they cannot speak because they are angry, shocked, or surprised. 说不出话的[文学性] [v-link ADJ]
We were all struck dumb for a minute. 我们一时个个都哑口无言。
3. ADJ If you call a person dumb, you mean that they are stupid or foolish. 蠢的[非正式]
The questions were set up to make her look dumb. 这些问题是安排好让她显得蠢的。
4. ADJ If you say that something is dumb, you think that it is silly and annoying. 愚蠢而恼人的[美国英语] [非正式]
I came up with this dumb idea. 我想出了这个愚蠢而恼人的主意。