keep up on临近单词

keep up on的相关资料

临近单词

keep in抑制；闭门不出；让火不熄keepv.保持；保留；继续；贮藏；经营；遵守；供给；照管；饲养；耽搁；保持食物不变质；健康状况如何；保守（秘密@）；记录；遵守；保护n.生计；保存；城堡主楼；监狱；围墙Keep the fire in.让火一直烧着吧。Keep-alive effect保活效果keep to the subjectadj.把握主题keep at arms lengthadj.避免同某人亲近(敬而远之)keep one's thumb on keep out of the wayvi.避开keep-fit exercise健身操keep one's nose out Keep one's anger in Keep down the weeds不让野草生长

keep up on怎么读 keep up on是什么意思

跟上；不落后

keep up on的用法和样例

例句

I was put to it to keep up with his pace.
我跟上他是不容易的。
They had to bring the card index up to date.
他们使得索引卡片跟上发展，不致过时。
I had to run to keep up with the girls.
我得跑以跟上女孩子们不落后。
While research on plants has taken the lead, work with farm animals does not lag far behind.
尽管植物的研究工作领先一步，牲畜的研究工作也并不落后。

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