economical effectiveness的用法和樣例:
例句
- One hardly needs to mention the economic effect of their activities.
她們的活動所產生的經濟效益就不必提了。
- Its ecological and economical benefit is the focal point at present.
其生態效益和經濟效益是當今研究的熱點。
economical effectiveness的相關資料:
臨近單詞
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