Once its impurities had settled, the oil could be graded.一旦杂质沉淀下去，油就可以分级了。Passes are graded from "A" down to "E".及格分为A到E几等。The texts should be graded in order of difficulty.课文要按难易程度编排....
We watched our fellow students saunter into the building.我们看着同学们悠闲地走进了大楼。She began a slow saunter toward the bonfires.她开始向篝火处慢慢走去。Let's go for a saunter along the river.我们沿着河走走 吧....
a lioness guarding her cubs守护幼崽的母狮One morning when a vixen was taking her babies out of the lair, she saw a lioness and her cub.一天清早,雌狐狸带着她的孩子走出巢穴, 看见了母狮子和她的孩子.She was just looking around for her lover, when a lioness ap...