差遣用英语怎么说？

差遣

例句

• His historical sweep made necessity appear as the handmaiden of the statesman's perception. 他精通历史,好象历史必然性都变成了可供这位远见卓识的政治家差遣的女仆.
• Patroclus was in constant attendance on the King and used to stand all day in antechamber. 普特洛克勒斯从此留在国王身边侍驾,经常整天站在大殿前听候差遣.
• We cannot boss them into doing more... 我们不能再差遣他们做更多的事了。