可以采取疫苗接种和其他预防措施。Vaccination and other prophylactic measures can be carried out.钙可能有助于预防结肠癌。Calcium may aid in the prevention of colon cancer.我们已意识到潜在的问题，并采取了全面的预防措施。We are aware of the potential problems and have taken e...
Unfortunately weather was just so - so , so the Matterhorn was always partly covered by clouds.可惜的是由于天气不是很好, 所以马特宏峰总是被部分云朵遮挡住.The Matterhorn , its summit too steep to hold a snowfield.马特峰的山峰因为过于陡斜而无法积雪.Back at our hotel ...
She constantly broods about her family.她一直为她的家人担忧。I guess everyone broods over things once in a while.我猜想每个人都会不时地琢磨一些事情。The hen broods twelve eggs this time.这次那只母鸡孵十二个蛋....