No one keeps an exact count, but rough calculations based on the government's survey suggest that perhaps 1,600 American public and private schools are teaching Chinese, up from 300 or so a decade ago.
没有人知道确切的数字,但是根据政府的调查,粗略计算之后显示,大约有1600所美国公立和私立学校在教授中文,而十年前只有300所左右。
We use the count as the ETag, so when the client sends it back we know if one of the objects behind the page has been modified.
我们使用该计数值作为ETag,这样当客户端将ETag送回时我们就知道页面背后的一个或多个对象是否被修改了。
So, assuming there's at least one row in the Users table, this SQL will always return a nonzero count of records.
因此,假定users表中至少存在一行,此SQL将始终返回非零的记录计数。
So, numbers count, but it's not an easy one-to-one question, various issues will determine who comes out ahead.
所以,人多力量大,但这不是简单一对一的问题,很多因素决定了谁将更胜一筹
I am only counting in one direction, 2 so I have to multiply this whole thing by two because I have to count both directions.
因为我只是在一个方向上计数,所以我要把这些所有乘以,因为我们必须考虑到2个方向。
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