flap gate
A Philippine barangay in the municipality of Pata, in the province of Sulu. / A Malayo-Polynesian language spoken in northern Sarawak on the island of Borneo.
(organic chemistry) The lactone of hydroxypentanoic acid
A device that allows water to flow in one direction only through a culvert; it is used especially to drain surface water from coastal marshes at low tide
(poetic) freshly grown
嵐の後、流木がカルバートの逆流防止弁に詰まり、排水が逆流しました。
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