The opinion poll suggests a clean sweepfor the Democrats.
民意测验表明民主党有可能大获全胜。
《牛津词典》
2
That leaves transmitters. It's easy enough to signal-sweepfor those.
这样就只剩下发射机了,不过搜索它们的信号很容易。
3
If neighbors are strangers to one another, they are less likely to sweep the sidewalk of an elderly couple living next door or keep an eye out for young trouble makers.