close up

同义词：

cork | complete | tighten | close | close down | occlude | keep mum | button up | be quiet | fold | dummy up | obstruct | impede | shut up | belt up | shut down | clam up | at close range | block | jam | obturate |

反义词：

open up |

词义辨析：

同义参见:

tighten

complete

cork