这是及格和不及格的差别.It'sthe difference between a pass and a fail.我二年级时数学不及格。I flunked math in second grade.要是下次作业你再马马虎虎, 我话说在头里,可要给你打不及格了.If you do such sloppy work again, I promise I'll fail you....
Our work must answer the specifications laid down.我们的工作应符合所定的规范.This sketch does not conform with the specifications.图文不符.It needs steel rolled to 300 different specifications.它需要轧成3百种规格的钢材....
The western-most part of north Wales is a stronghold of Welsh-speakers.北威尔士最西部是说威尔士语人的聚居区。Speakers have been shouted down, classes disrupted, teachers made to grovel.发言人的声音被叫嚷声盖住了，课堂一片混乱，老师们不得不好言相劝。Among the speakers at ...
Sheep were munching their way through a yellow carpet of leaves.绵羊边吃边走，穿行在厚厚的一层黄色落叶中间。He was munching an apple.他在津津有味地嚼着苹果.Gallery: Tropical Forest Wildlife A scarlet macaw is caught munching a snack in Brazil's Ama...