Non-productive sectors
[經] 非生產部門
?? 詞語組成解析
non
[[n?n]]
adv. 非, 不
productive
[pr?'d?ktiv]
adj. 富有成效的;多產的;生產性的;具有創造性的;
n. 分區；部門；扇區數（sector的復數）
??? 情景例句
Oh ... Harry!
噢……Harry！
Poverty on an old man's back is a heavy burden.
老而貧窮，負擔沈重。
But the historian attempting to reconstruct the distant past is always faced with a difficult task.
但是，歷史學家企圖重現遙遠的過去可是一項艱巨的任務，