up-and-down是什么意思
英文词源
- up-and-down (adj.)
- 1610s, from adverbial phrase up and down (c. 1200); see up (adv.) + down (adv.).
实用例句
- 1. The turning point in the process of growing up is when you discover the core of strength within you that survives all hurt.
- 当你从内心深处找到一种可以忍受一切痛苦的坚强力量时，你的成长历程就会出现飞跃。来自金山词霸 每日一句
- 2. These files have been zipped up to take up less disk space.
- 这些文档已经进行了压缩，以节省磁盘空间。来自柯林斯例句
- 3. He was fired from his job after roughing up a colleague.
- 他因为对一位同事动粗而被开除了。来自柯林斯例句
- 4. It is certainly worth checking up on your benefit entitlements.
- 查清楚你可以享受哪些福利是绝对有必要的。来自柯林斯例句
- 5. We tend to meet up for lunch once a week.
- 我们往往每周共进一次午餐。来自柯林斯例句
