"I can't give you an answer now," he hedged.“我现在不能回答你，”他闪避道。Many reduced fares are hedged around with restrictions.很多优惠费率都带有限制条件。'I can't give you an answer now,' he hedged.“我现在不能回答你，”他闪避道。They hedged...
Avoid abrasives, which can damage the tiles.避免使用磨蚀剂，以免损坏瓷砖。The most common finishing operations are mechanical, such as milling, grinding, or polishing with abrasives.最普通的精加工工序是用机械的方法, 如研磨, 磨削或用磨料抛光.Many of these product...