We check with the whole class to see if everybody has found and spelled the words correctly .
我们检查全班的作业,并看是否每个人都发现了并且能正确把这些单词拼写出来。
What this means in practice has yet to be spelled out .
这一点在实际中已经被清楚证明了。
Al franken , a democratic senator , spelled out his nightmare scenario in a speech in july : right-wing news sites loading five times faster than left-wing blogs .