他和海伦去年庆祝了他们的银婚。He and Helen celebrated their silver wedding last year.然后就回到房子里悄悄地庆祝一番。Then it was back to the house for a quiet celebration.庆祝牙买加节的准备工作正开展得如火如荼。Plans are rolling full steam ahead for the Jamaica Festival....
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.牙齿和牙龈之间会滋生牙斑。Deposits of plaque build up between the tooth and the gum.需刷牙以去除牙斑.It is necessary to remove plaque by brushing one's tee...
Rows of stalls are given over to restaurants running off gas cylinders.数排摊位都让位给了使用煤气罐的饭店。A wander around any market will reveal stalls piled high with vegetables.随便到哪个市场逛逛，都能看见蔬菜堆得老高的菜摊。The majority of stalls charged a f...
A new high activity , lowcost catalyst and the optimal reaction conditions were found by experiments.通过实验找到了一种新型、高效 、 廉价的催化剂,以及最佳反应条件.The project involves harvesting rainwater using special lowcost containers and digging...
Copy of Memorandum and Articles of Association and any amending resolutions.1备忘录副本、协会章程及任何修订决议.We reject any suggestion that the law needs amending.对于任何暗示该法律需要修改的观点我们都拒绝接受。Amending invitation documents, tender quoted pri...