目睹困苦、潦倒的景象，他们感到心里极不舒服。They were sickened by the scenes of misery and degradation they found.他们在最困苦时仍处之泰然,连捉住他们的人都深有感触.The philosophy of them during their worst sufferings impressed even their captors.烈火试真金, 困苦练壮士.The fir...
他眼睛里有异物.He has some foreign matter in his eye.她手指肿大是内有异物所致.The swelling on her finger was caused by a foreign body in it.异物为什么如此有害,其确切原因尚不清楚.Exactly why the foreign body is so deleterious is not clear....