jack-in-office

基本解释

If i were you i ' d deal with the appropriate government department , not some jack - in - office on the local council.
如果我是你，我就要同相应的政府部门谈，而不同本地市政会那些自命不凡的小职员打交道。
www.translation-dictionary.net
Jack is one of the best-looking men in the office. Too bad he's such a pinhead. If you talk to him for two minutes, you realize he doesn't have a brain in his head.
这个人说：“杰克是办公室里最英俊的男人之一．但是，可惜的是他笨得要死，一点儿头脑都没有（要是你跟他说两分钟的话，你就会知道他的脑瓜子里根本就是空的）。”
ept-cn.com
Nina Myers, Jack’s chief-of-staff at CTU, calls him into the office because Richard Walsh is in town.
杰克在反恐组的办公室主任尼娜.迈尔斯（Nina Myers），打电话给他，叫他到办公室报到，因为理查德.沃尔什正在城内。