Efficiency of labor
[经] 劳动效率
🧩 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];
labor
['leibə]
n. 劳动;努力;工作;劳工;
v. 努力争取(for);苦干;详细分析;
adj. 劳工的，工会的;（常大写）（英国或英联邦国家）工党的;
vi. （指引擎）缓慢而困难地运转;
🗣️ 情景例句
worrying about him.
为他操心。
Yes, and I took many pictures.
是的，我还照了好多照片。
It sounds like you enjoyed it.
听起来你好象蛮喜欢的。