tentacle
/ˈtentəkl/noun
1- a slender flexible limb or appendage in an animal, especially around the mouth of an invertebrate, used for grasping, moving about, or bearing sense organs触角, 触手, 触须, 触器。
1.1
- (in a plant) a tendril or a sensitive glandular hair（植物的）触毛。
1.2
- something resembling a tentacle in shape or flexibility似触手的东西：
trailing tentacles of vapour.
袅袅腾腾的烟雾。
1.3
- （一般作tentacles）figurative an insidious spread of influence and control〈喻〉影响力; 束缚; 约束：
the Party's tentacles reached into every nook and cranny of people's lives.
党的影响力已经渗透到了人们生活的方方面面。
派生词
tentacled
adjective also in combinationtentacular
adjectivetentaculate
adjective词源
mid 18th cent.: Anglicized from modern Latin tentaculum, from Latin tentare, temptare 'to feel, try'.