We were taught how to curtsy to the Queen.有人教我们如何向女王行屈膝礼。She gave a curtsy.她行了个屈膝礼。The ballerina bobbed a curtsy ( to the audience ) before leaving the stage.那个芭蕾舞女演员在下台之前 ( 向观众 ) 行屈膝礼....
他把小麦茬子堆在了田埂边上.He piled the wheat stubble along the ridge of the fields.我们坐在田埂上休息.We had a rest on the ridges.蜘蛛在稻田的密度在田埂种豆或蓄草条件下增高.When field bunds which planted soybean or kept weeds, spiders density increased in rice f...