优异空间
英语是：trial operation stage。例句：完成的系统目前处于试运行阶段。The system is on trial operation stage. 解释：trial 英[ˈtraɪəl] 美[ˈtraɪəl, traɪl] n. 试验; [法] 审讯，审判; 磨难，困难; [体] 选拔赛; adj. 试验的; [法] 审讯的; [例句]New evidence showed the police lied at the trial新的证据表明警方在审讯时撒了谎。operation 英[ˌɒpəˈreɪʃn] 美[ˌɑ:pəˈreɪʃn] n. 手术; 操作，经营; [数] 运算; 作用; [例句]The rescue operation began on Friday afternoon救援行动于星期五下午开始。stage 英[steɪdʒ] 美[stedʒ] n. 阶段; 舞台; 戏剧; 驿站; vt. 上演，演出; 筹办，举行; 适于上演; 坐公共马车旅行; vt. 举行; 展现; 上演; 筹划; [例句]The way children talk about or express their feelings depends on their age andstage of development儿童谈论或表达自己感情的方式取决于他们的年龄和所处的发育阶段。
优质英语培训问答知识库
