1. Chemicals are used to keep the insects down.
   化学药品用于阻止昆虫滋生。
2. She is managing to keep down her spending.
   她在设法缩小开支。
3. They hoe the garden to keep down the weeds.
   他们把花园里的草锄掉, 阻止其生长。
4. Food subsidies are necessary for keeping down the price of dairy products and bread.
   食品补贴对控制乳制品和面包的价格是必要的。
5. A restaurant has to tread the tricky path between maintaining quality and keeping prices down.
   餐馆必须在保证质量和压低价格之间走出一条折中之路。
6. Costs will have to be kept down if severe public censure is to be avoided.
   要避免公众严厉的指责就得维持低成本。
7. Shh! Keep your voice down!.
   嘘！说话小声点。
8. She’s so unpopular with the voters that the Prime Minister has told her to keep her head down until after the election.
   她在选民中极不受欢迎，首相不得不让她在选举结束前少出头露面。

声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。