overheadKK [ˋovɚˋhɛd] /ˈoʊvɚˈhɛd/发音名词1营运成本、经常费用、管销费用英式常用复数 overheadsWe moved to a smaller office to cut our overhead.我们搬到较小的办公室以降低营运成本。2额外负荷、额外开销电脑Encrypting every file adds noticeable overhead to the system.把每个档案都加密会给系统带来明显的额外负荷。形容词1头顶上的、高架的、架空的限定用法Please store your bag in the overhead compartment.请将您的包包放在头顶上方的行李柜内。2经常性的、管销的商业Rent and utilities are our largest overhead costs.房租和水电是我们最大的经常性支出。副词1在头顶上、在空中、在高处A helicopter circled overhead for nearly twenty minutes.一架直升机在头顶上盘旋了将近二十分钟。用这个字练口说→