Receding gums can be the result of disease or simply incorrect brushing.牙龈萎缩可能是疾病导致的，也可能仅仅是错误的刷牙方式引起的。Thoroughly brush teeth and gums twice daily.每天两次彻底刷净牙齿和牙龈.A bad tooth may cause an abscess on the gums.一颗病牙可使牙床脓肿....
I stopped in several bookstores to browse.我曾在几家书店停留，翻看里面的书。You are welcome to come in and browse.欢迎您光临本店随便看看。There are plenty of biographies for him to browse over.有大量传记供他浏览。...
The results and offer useful data for studying pharmacology and medicine effects of arillus longan.为研究龙眼肉的药理、药效提供了有用的数据.Objective: Establish Arillus Corni medicinal slices ready for decoction highly effective liquid phas...
Abrupt fluid a permeable reservoir; gradational ones indicate a low permeability with a high capillary pressure.突变的流体界面表层储层具有很好的渗透率, 而渐变的流体界面表明储层的渗透率较差,且储层的毛细压力较高....
We have lost everything, but thank God, our lives have been spared.我们已经失去了一切，不过谢天谢地，总算是保住了性命。Not a man was spared.无人得以幸免。Prisoners are spared the indignity of wearing uniforms.囚犯们不必忍受身穿囚服的侮辱。...
You can use the verb & quot ; drink & quot ; intransitively , without a direct object.动词“ drink ”可用作不及物动词, 用时不接直接宾语.You can use the verb & quot; eat & quot ; transitively or intransitively.动词“ eat ”可以用作及物动词和不及物动词....
那天下午她发出了远远不止400份请柬。She had sent out well over four hundred invitations that afternoon.我们印了250份请柬。We printed two hundred and fifty invitations.他们还没收到参加婚礼的请柬。They haven't got an invite to the wedding....
Even here a red Lamborghini Diablo sports car attracts covetous stares.即便在这儿，兰博基尼的红色迪亚博罗跑车也会招来垂涎的目光。Diablo kidnaps and possesses King Leoric's only son, Prince Albrecht.Diablo夺走了Leoric王的独子Albrecht王子并将其附体.Despite the...