牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。When not removed, plaque causes tooth decay and gum disease.他们从上层文职部门清除了上千名公务员。They have purged thousands from the upper levels of the civil service.无法把所有的沙砾都清除干净。You'll never quite get rid of e...
The Irvine group and their collaborators are testing whether lasers do the job better.欧文研究小组和他们的合作伙伴正在测试激光是否会更为有效。"I'm not sure I've ever driven a better lap," crowed a delighted Irvine.“我想这也许是我开得最棒的一圈，”欧文高兴地欢呼...
French differs from English in having gender for all nouns.法语不同于英语,所有的名词都有性.Nouns join to form compounds.名词和名词结合构成复合词.We can form nouns from adjectives.我们可以用形容词来构成名词....
The camellia blossoms are a more fiery scarlet.山茶红似火." This was the camellia season.想看 茶花,正是好时候.Studies on the Methods : To Control Florescence of Camellia.农药对 枇杷 园生态系的影响与主要害虫生态控制研究.She was at the table by the window, ex...
He undertook to edit the text himself.他答应亲自编辑正文的内容。Three CBS cameramen were on site to shoot and edit taped reports.3名哥伦比亚广播公司的摄影记者在现场拍摄并编辑录像报道。When you edit the tape you can take out the giggles.你编辑录音时，可以把咯咯笑的部分删了。Very ...