| 短语 | tone up |
| 释义 | tone upbecome stronger and more effective 使强壮；加强 * Swimming is the best way to tone up your muscles. 游泳是锻炼肌肉的最好方法。tone up1.加强;提高：We do morning exercise everyday because it tones up the muscles and makes us healthy.我们每日做晨练，因为它能增强肌肉，使我们健康。2.使(色调等)更光亮：When we put a dark background to the colourful picture，its tint was much toned up.我们将那张彩色图画放在一个暗背景时，图画的色调显得更加明亮。 |
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