on

on

同义词：

happening | scheduled | by | next to | above | in | at | to | on top of | around | atop | by the side of | proceeding | working | continuously | without a break | along | occurring | about | attached | organized | planned | upon | covering | top | touching | over | performing | broadcasting | forward | near | beside | operating | going | nearby | engaged | powered | running | ahead | onward | functioning | towards | beyond | in contact with | attached to | firmly | continually | unceasingly | perseveringly | life | steadily | tightly | fast | forth | securely | across | close | place | in existence | existence | taking | on the air | use | on | air | the | from | in use | with | contact | hung | next | proximate | without | ceasing | forwards | or |

反义词：

off | beneath |

词义辨析：

同义:

prep.在……上, 附在……上

upon  attached  to  hung from  around  about  above  touching  in contact with  top  covering  attached to  

prep.在……旁, 靠近

by  near  proximate to  next to  beside  nearby  around  

ad.紧地, 牢固地

fast  firmly  securely  tightly  life  close  

ad.向前去, 下去

onward  forward  ahead  along  towards  beyond  

ad.稳定地, 连续地

steadily  without ceasing  unceasingly  continually  perseveringly  

a.处于……情况中的, 起着作用的

in use  operating  running  going  engaged  working  functioning  powered  

a.在从事……中的, 在发生着的

taking place  occurring  happening  in existence  scheduled  planned  organized  

a.正在广播的

performing  broadcasting  on the air  

同义参见:

forward or forwards  forth  across  over  

反义:

prep.在..之上; 在表面

beneath  off