accomplish是不是两个其它的单词组合成的啊？

不是的
accomplish [ə'kɔmpliʃ]
vt. 完成,实现

vt. 完成,实现
词形变化
时 态：ac·com·plished, ac·com·plish·ing, ac·com·plish·es
名 词：ac·com'plish·er
形容词：ac·com'plish·a·ble
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英英解释
2个动词解释
put in effect
[同] execute, fulfil, fulfill, accomplish, action, carry out, carry through
[例]
carry out a task
execute the decision of the people
He actioned the operation
to gain with effort
[同] accomplish, achieve, attain, reach
[例]
she achieved her goal despite setbacks
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参考例句
Xiao Lin managed to accomplish her work in time.
小林设法及时完成了任务。
It has successfully accomplished the scheduled tasks.
圆满完成了预定的任务。
He accomplished going to law school without difficulty.
他很容易地完成法律学校课程。
The prediction was literally accomplished.
这个预言确实实现了。
The project has been accomplished.
那个项目大功告成了。
We are glad that we have acc