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- Carbon has a valence of four. 碳的化合价是四价。
- Having a valence of four;tetravalent. 四价的；四个原子价的
- Having a valence of four; tetravalent. 四价的；四个原子价的
- Carbon has a valency of 4. 碳的化合价是4价。
- Our cat has a litter of four kittens. 我们家的猫一窝养了4只小猫。
- He has a good command of four languages. 他精通四国语言。
- This can has a capacity of four quarters. 这个罐的容量有四夸脱。
- He has a handicap of four at golf. 他的高尔夫差点是四。
- This can has a capacity of four quarts. 这个小女孩很有当歌手的才能,应该加以训练。
- Having a valence of1; univalent. 有一价的；单价的
- I have a B.A., a debt of four thousand dollars, and a dying mother. 我有文学士学位，有四千块的债务，还有个风烛残年的母亲。
- Have a glass of beer to rinse your dinner down. 喝杯啤酒把你吃的晚饭冲下去。
- I have a huge pile of letters to deal with. 我有一大堆信件要处理。
- No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。
- And then a performance test of four kinds of immobilized beads is performed using dinning-room wastewater as test water. The results of test show: the bead that contains powder active carbon has dual performance of entrapment and adsorption. 继而以餐厅废水为实验用水对所制备的4种固定化小球进行了性能实验;结果表明:含活性炭配方的固定化活性污泥小球兼有包埋法和吸附法的双重特性.
- He has a knack of falling out with everyone. 他有个怪癖，总是和每个人吵架。
- He has a lot of clout with the board of directors. 他对董事会有很大的影响力。
- Mr Jones has a long history of heart trouble. 琼斯先生有长期的心脏病史。
- She has a book full of cuttings about her film. 她有一本书贴满了关于她的一些影片的剪报。
- He has a large amount of mail to answer every day. 他每天有大量的信件要回复。
