round down

基本解释

We needed to do decimals to round up and round down numbers.
我们得把小数四舍五入成整数。
So if the trans fat content is below 0.5g per serving, they can round down to zero and claim zero grams per serving.
所以如果每一种食物的反式脂肪酸含量低于0.5克。他们就把它当成是0反式脂肪酸。
If your chest measurement comes out as an odd number (such as 31 inches or 33 inches), it's usually a good rule to round down to the next number.
如果你的胸围测出来是一个奇数（比如31或者33寸），通常选择下舍入后一个数字即可。

It rounds down maybe, but it doesn't round properly as you would think.
可能直接舍掉了，但是它不会像你想象的那样恰当地四舍五入的。
哈佛公开课 - 计算机科学课程节选
take a little walk down round Portobello Road.
绕着这条大街散步。
《诺丁山》拍摄地点 - SpeakingMax英语口语达人

With minutes that Round Down after the first minute, not up, consumers get more minutes for their money.
ENGADGET: Common Cents Mobile becomes Sprint's latest prepaid brand, exclusive to Walmart
But Common Cents will "Round Down" your call of 1:46 minutes to 1 minute, allowing consumers to pay for less than what they actually use.
ENGADGET: Common Cents Mobile becomes Sprint's latest prepaid brand, exclusive to Walmart