他踩下汽车的加速器踏板.He pressed down the accelerator pedal of his car.这辆车只要你一触加速器就会加速.The car picks up speed with just a touch of the accelerator.司机一定是踩了加速器.The driver must have pressed on the accelerator....
有些唾液酸位于溶酶体的外表面.Some sialic acid is on the external surface of lysosomes.包括酯酶的一些, 可以位于完整溶酶体的外表面.Some, including an esterase, may be on the outside of intact lysosomus.正常情况下细胞溶质中不存在溶酶体的酶.Lysosomal enzymes are not normally ...
阿曼达耍手段在市政部门给罗宾找了份差事。Amanda had wangled a job for Robyn with the council.他在一艘大型游轮上找了个歌手的差事。He got a job as a singer on a cruise ship.照顾孩子于她是一件不得空闲的苦差事。The way she did it, mothering was a full-time job....