Cap.

名词 cap.:

1. a tight-fitting headdress
   同义词：cap
2. a top (as for a bottle)
   同义词：cap
3. a mechanical or electrical explosive device or a small amount of explosive; can be used to initiate the reaction of a disrupting explosive
   同义词：detonator, detonating device, cap
4. something serving as a cover or protection
   同义词：cap
5. a fruiting structure resembling an umbrella that forms the top of a stalked fleshy fungus such as a mushroom
   同义词：cap, pileus
6. an upper limit on what is allowed
   同义词：ceiling, cap
7. dental appliance consisting of an artificial crown for a tooth
   同义词：crownwork, cap
8. the upper part of a column that supports the entablature
   同义词：capital, chapiter, cap

动词 cap.:

1. lie at the top of
   同义词：cap, crest
2. restrict the number or amount of
   同义词：cap