A seemingly endless line of trucks waits in vain to load up.
看上去没有尽头的一排卡车徒劳地等着装货。
《柯林斯英汉双解大词典》
2
You've undoubtedly forgotten the dial-up experience, but try to remember back when you actually could see a Web page loadline . . . by . . . line . . . .
您一定已经忘记拨号上网是什么感觉了，但您可以试着回想一下网页逐行加载时的情形。
3
The most crucial point to the dynamic analysis is the drawing of alternating current loadline .