担任职务的英文：
fill a post
hold a post
hold an appointment
hold office
hold positions of authority

参考例句：

I hope that this unfortunate little circumstance will not deprived me of my parochial office?
我希望这一不幸的小节不至于导致我被革去在教区担任的的职务。

Dinitz had replaced the taciturn Yitzhak Rabin in March
三月里，迪尼茨接替了沉默寡言的伊扎克?拉宾所担任的职务。

I hope that this unfortunate little circumstance will not deprived me of my parochial office.
我希望这一不幸的小节不至于导致我被革去在教区担任的的职务。

fill是什么意思：
v. 装满；塞满；填塞；任职
n. 满足；吃饱；填充物

To fill to the brim.
装满，注满填充到边沿

Date of filling: the actual date of filling the return.
填表日期:填写办理纳税申报表的实际日期。

Fill the sugar bowl, please.
请把糖碗装满。

post是什么意思：
n. 邮政；邮件；柱，桩，杆；岗位
v. 邮寄；张贴；宣告，发表；布置

There was a big post/a lot of post this morning.
今早邮件很多。

Sign posts direct travellers.
路标给游人指路。

You would have posted scam！
你会把诈骗的事给捅出去！

hold是什么意思：
n. 控制；握住；保留
v. 拿住，握住；保留；保持不变，持续；约束，控制；拘留；容纳；持有；适用

nail down; nail in;hold by
钉住;使人遵守诺言

We hold on in spite of the storm
我们冒着暴风雨继续前进。

hold a fair to raise money
举办义卖会筹款