| 释义 |
●up to ˈspeed (on sth)(of a person, company, etc. 人、公司等) performing at an expected rate or level （在某事上）达到应有的速度，达标◆the cost of bringing the chosen schools up to speed 使选定的学校达标所需的费用(of a person 人) having the most recent and accurate information or knowledge 了解最新情况；跟上形势◆Are you up to speed yet on the latest developments? 你了解最新的进展情况吗？ See also speed |