dumb
adj
(-er, -est)
1 unable to speak 哑的: She's been dumb from birth. 她生来即哑.
our dumb friends, ie animals 我们的不能言语的朋友(即动物)
(fig 比喻) be struck dumb (ie left speechless) with horror, fear, amazement, etc 因恐怖、 恐惧、 惊愕等而说不出话来.
2 [usu pred 通常作表语]
temporarily silent; refusing to speak 暂时沉默; 拒绝说话
They begged him to explain, but he remained dumb. 他们请求他解释, 但他保持沉默不语.
3 (infml 口) stupid 愚蠢的: That was a pretty dumb thing to do. 那件事干得可真蠢.
If the police question you, act dumb, ie pretend you don't know anything. 警方要是盘问你, 就装作什麽也不知道.
My dear friend, Mathilde. Let me tell you something. That necklace you borrowed from me wasn't a real diamond necklace. It wasn't valuable at all. The stones in the necklace were made of glass. It was worth five hundred francs at the most.