Department of energy
能源部（DOE，美国）；能源系
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Before the barbeque let's sharpen all the knives.
烧烤之前先把刀磨一磨。
A miss is as good as a mile.
失之毫厘，差之千里。
I went downstairs and sat in front of the television pretending to read.
便来到楼下坐在电视机前假装看书。