He's a man of few words, very polite and unassuming.他话不多，很有礼貌，为人谦和。He's generous and, you know, very nice, very polite.他很大方而且，你知道，很友善，很有礼貌。I think English men are very polite and very correct.我认为英国人很有礼貌，举止非常得体。...
He pocketed his pride,and said good morning in a polite manner.他克制自尊心,有礼貌地道了一声“早安”。The prison official is icily polite and bureaucratic.监狱官冷淡又客气，表现出十足的官僚作风。I think English men are very polite and very correct.我认为英国人很有礼貌，...
很可能是条大马林鱼,或者剑鱼,或者鲨鱼.It could have been a marlin or a broadbill or a shark.剑鱼受伤后, 会跳出水面,身子不断摆动.The swordfish, when wounded, jump out of the water and thrash about....
The wastewater samples is transmitted by an air - operated aspirator to the liquid injection valve.用气动吸引器将废水试样送入液体注射阀.The machine is supply with widia cutter, anti accident system and dust aspirator.该机器配有宽扫刀 、 安全防护装置和吸尘器...