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单词
head gate
释义
head gate
n.
1.
A control gate upstream of a lock or canal.
2.
A floodgate that controls the flow of water in a ditch, sluice, race, or channel.
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protoplastic
protoporphyrin
protostar
protostele
protostelic
protostome
prototroph
prototrophic
prototrophy
prototypal
prototype
prototypic
prototypical
protozoal
protozoan
protozoic
protozoological
protozoologist
protozoology
protozoon
protract
protractedly
protractedness
protractible
protractile
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更新时间:2026/7/21 18:01:28