提示：点击例句中的单词，就可以看到词义解释

That 's why we keep ticket prices as low as we can . "

这就是我们为什么尽全力维持低价的原因。”

That increase helped green mountain keep its second-place spot from last year 's list .

这也帮助绿山咖啡保住了去年开始的榜眼位置。

First , she decided to keep the pc business .

首先，她决定保留PC业务。

• Keep the relationship positive and productive .

•保持积极而有效的关系。

Keep an eye out for warning signs

对警示性的迹象保持警惕