The pool had dried up and was full of bracken and reeds.水塘已经干涸，里面都是欧洲蕨和芦苇。The bracken was turning to the dusky gold of a fine autumn.欧洲蕨在晴朗的秋天正变为暗金色.In most news reports the name Margot Bracken figured prominently.大部分新闻报...
Haematogenous dissemination of metastases is less common.血原性播放转移比较少见.The most important use of liver scanning in surgical patients is detection of hepatic metastases.在外科病人中,肝扫描最重要的用途是发现肝转移.Metastases of bone is the most ...
This was enough to launch their careers into the stratosphere.这足以让他们的事业平步青云了。Most of the chlorofluoromethanes reside in the lower stratosphere.大多数氯氟甲烷存留在平流层下部.Ozone is formed in the stratosphere and mesosphere by photoch...