单词	proportioner
释义	proportioner noun pro·​por·​tion·​er -sh(ə)nə(r) plural -s : one that proportions : a device for securing proportions in a mixture pumping liquid foam through a proportioner and smothering the fire in the gasoline hatch K. M. Dodson
随便看	rones Rong rong-pa Ronga rongas Rongelap Rongerik ronggengs rongpa rongpas rongs ronin ronins ronions Ronne Ice Shelf ronnels rono ronquil rons rons ce que nous ver Ronsard Ronsdorfer ronsdorfian ront pas rontgenised

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