Ventilation: positive downdraft exhaust ventilation should be provided to maintain vapor concentration below TLV.通风: 为了使气体聚集程度维持在阀极限值之下,应提供通畅的向下棋流排气通风设施.Beijing Cherokee engine uses Cart YFA carburetor which is single ba...
柔软光滑的丝绸和天鹅绒luscious silks and velvets能使皮肤柔软光滑的护肤液a lotion to make your skin feel soft and smooth她光滑的皮肤上有几处可爱的小雀斑.She had a wonderful clear skin with an attractive sprinkling of freckles....
家庭医生能够就合适的节育措施提出建议。A family doctor will be able to advise on suitable birth control.她参加争取妇女选举权的运动，也是节育倡导者。She was a suffragette and a birth control pioneer.她1930年写了篇女性主义的短文《论节育》。She produced a feminist tract, "Comments o...
The parable of the good Samaritan just like it.好撒玛利亚人的比喻正是如此.But after you made such a sacrifice, will still a good Samaritan?但是在你做出了这样的个人牺牲之后, 你还会助人为乐 吗 ?My neighbour a good Samaritan when I sprained my ankle.当我扭了脚脖子时,我...