Policemen preserve [ maintain ] order in the streets.警察在街上维持 秩序.Police were sent for to maintain order.请了警察来维持秩序.The police maintain order in the city, help prevent crime, apprehends lawbreakers and directs traffic.警察维持城...
He worked as a bricklayer's mate.他给瓦工打下手。After he left school, he tried his hand at a variety of jobs—bricklayer, cinema usher, coal man.离开学校后，他尝试过各种工作，如泥瓦匠、电影院引座员、运煤工。The bricklayer on the roof was calling for more...
Objective : To illustrate the killing effects avermectin on Leptotrombidium deliense on tropical coral islands.目的: 观察生物杀螨剂阿维菌素在热带珊瑚岛上对地里纤恙螨成虫杀灭效果.He lay on a coral beach where the cocoanuts grew down to the mellow - soun...
his obsessive jealousy of his exwife他对前妻着魔似的嫉妒Williams is obsessive about motor racing.威廉斯对赛车到了痴迷的程度。Williams is obsessive about motor racing...威廉斯对赛车到了痴迷的程度。The obsessive thoughts became so omnipresent that her memory w...
the pith of her argument她论据的核心Using a sharp knife, cut away the pith and peel from both fruits.用一把锋利的刀削去两种水果的外皮和中果皮。Both the rubber and the pith ball are negatively charged.这时,橡胶棒和木髓球两者都带负电荷....