词汇	gum lancet
释义	gum lancet 牙肉刀
随便看	derive from sth derive from the common Germanic stock derive from the studies derive immense/enormous advantages from tourism derive index derive instruction from derive itself from derive joy from derive juice derive knowledge derive knowledge from books derive knowledge from practice derivement derivements derive much instruction from derive nutrients derive objects by Derive objects From deriving mechanism deriving program deriving ROUTES Derkali Derkay derke Derke Bodde