基本解釋[環(huán)境科學(xué)技術(shù)]手持壓縮式噴霧器壓縮噴霧器詞組短語短語knapsack compression sprayer 背負(fù)式壓縮噴霧器shouder compression sprayer 肩負(fù)式壓縮噴霧器Hand -operated compression sprayer 式壓力噴霧compression sprayer更多詞組專業(yè)釋義環(huán)境科學(xué)技術(shù)手持壓縮式噴霧器壓縮噴霧器