If the pressure is too low, the heating system will act up.如果压力太低, 供暖系统就会出毛病.The children always act up when their mother is out.母亲不在家,孩子们总是调皮捣蛋.The young herdsman briskly mounted a horse that was inclined to act up with...
Books are now printed in braille.很多书现在都用盲文印.My fingers scan a book in braille.我的手指扫描着一本盲文书.Braille used raised dots, just as in night writing.在代码中,布莱叶使用突起的小点, 就像“夜间文字”中所用的小点一样....