mistakes collections
错误集合
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Looping through HTML collections like this may lead to logic mistakes, but it's also slower, due to the fact that the query needs to run on every iteration (see Figure 3-4).
像这样遍历html集合会导致逻辑错误，而且也很慢，因为每次迭代都进行查询(如图3 - 4)。
youdao
应用推荐
模块上移
模块下移
不移动