manly costs的用法和樣例：
例句
- So labor costs per ton of guano will rise in real terms unless technological advances allow more efficient use of labor.
所以每噸海鳥(niǎo)糞的人工成本以真實(shí)方式計會(huì )上升，除非技術(shù)進(jìn)步允許更有效率的運用人工。 - The higher labor costs for milling and weaving in Europe, where more traditional manufacturing methods are employed, account for the higher purchase price.
歐洲采用較傳統的生產(chǎn)方式，加工與紡織的人工成本因而較昂貴，售價(jià)也較高。
