The goal is complete abstention from all mind-altering substances.目标是彻底戒绝所有致幻物质。Abstention is traditionally high in Colombia.在哥伦比亚，弃权率历来较高。There were high levels of abstention in the election.那次选举中有许多人弃权....
There were high levels of abstention in the election.那次选举中有许多人弃权.The goal is complete abstention from all mind-altering substances.目标是彻底戒绝所有致幻物质。...a vote of sixteen in favor, three against, and one abstention...16票赞成、3票...
The goal is complete abstention from all mind-altering substances.目标是彻底戒绝所有致幻物质。Abstention is traditionally high in Colombia.在哥伦比亚，弃权率历来较高。There were high levels of abstention in the election.那次选举中有许多人弃权....
He had bugged off before I had a chance to get a word in.我还没来得及讲话,他已经走了.They bugged asas planes and ships would bear them.他们尽快乘搭飞机和船只,仓皇逃遁.We'd better check the whole room out in case it has been bugged.我们最好检查一下整个房间...
Assembly language programming, low level data structures , introduction to operating systems , and compilers microprogramming, pipelining.汇编语言程序设计, 低层数据结构, 操作系统导论和编译器.We can see evidence of the compilers groping towards ...