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单词
fulcrum
释义
fulcrum
[`fu̇l·krǝm]
MECHANICS
The rigid point of support about which a lever pivots.
随便看
social hierarchy
socialization
social parasitism
social psychiatry
social psychology
social releaser
society
sociobiology
socked in
socket
socket-head screw
socket wrench
soda
soda-acid extinguisher
soda alum
soda ash
soda blasting powder
sodaclase
soda crystals
soda-granite
soda lake
soda lime
soda-lime glass
sodalite
soda mica
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更新时间:2026/1/21 10:47:59