单词：aplysia punctatas
(aplysia punctata 的复数)
单词：aplysia punctatas 相关文章
今天要讲的习惯用语都由这样一个关键词发展而来 ： powder。 大家一定知道powder是粉， 可以是扑脸的香粉，也可能是治病的药粉或者爆炸的火药，种类繁多。今天要学的第一个习惯用语是：
美国习惯用语
Suspicious Powder Discovered on Capitol Hill Deborah Tate Three U.S. Senate office buildings are closed, and congressional business has been disrupted a day after a suspicious powder, believed to be t
VOA2004（上）--各类新闻
今天要讲的美国俚语由powder发展而来。大家一定知道powder是粉，可以是扑脸的香粉，也可能是治病的药粉或者爆炸的火药，种类繁多。今天要学的第一个习惯用语是： take a powder。 习惯用语t
美国俚语
今天要学的习惯用语是： keep one's powder dry。在keep one's powder dry这个习惯用语里，powder指枪炮用的火药。以前步兵和水兵把火药装在火药桶里保持干燥，随时取用。要是哪个粗心大意的士兵忘了
美国俚语
The IT giant announced on Tuesday that it will end cooperation with commercial groups over management of the medical platforms. Baidu also said that only non-profit and commonwealth organizations will have administrative access to its online forums.
2016CRI中国国际广播电台
Wei Zexi, a 21-year-old college student who died last month of a rare form of cancer, had undergone a clinically unproven treatment at a military hospital in Beijing. The treatment cost Wei's family around 200,000 yuan and was unsuccessful. He died o
2016CRI中国国际广播电台