| 短语 | track up |
| 释义 | track up (of a horse at the trot) create sufficient impulsion in its hindquarters to cause the hind feet to step on to or slightly ahead of the former position of the forefeet （小跑中的马）使马身后部有足够的冲力, 后蹄能踏上或超过前蹄曾踩踏过的地方。 |
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英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。