encumbered 

英汉解释

adj. 妨碍性的
v. 阻碍；使承担义务；堵塞（encumber的过去分词）

反义词

a.   unencumbered

参考例句

1. Red tape encumbered all our attempts at action.
繁文缛节阻碍了我们为采取行动而作的所有努力。
2. The room was encumbered with heavy furniture.
这房间垒满了笨重的家具。
3. Non-US cannot be exported from the USA, they are mostly encryption software packages, or software that is encumbered by patent issues.
US软件包不能输出到美国以外的地方，通常都是加密的软件，者有专利权的软件。

英英解释

adj.
  1. loaded to excess or impeded by a heavy load

网络释义

encumbered
被妨碍的;
encumbered property
抵押财产;
encumbered by
被...所拖累; 堆满了;
estate encumbered with mortgages
已抵押出去的地产;
encumbered estates court
抵押土地法院;