应该是错误输入了全角字符，输入半角字符就行了。错误信息ORA-00911: invalid character说明了在执行的SQL语句中出现了无效字符，所在SQL语句无法通过语法分析过程导致了错误结果。可能出现的原因有：错误地输入了全角字符，比如输入了全角逗号。如果使用C++、Java、C#等编程时，总会习惯在语句最后加分号，而...
stand by 支持；袖手旁观；准备；站在旁边 一、短语 1、Stand-by 等待 ; 待命 ; 候补旅客 ; 待机时间 2、stand-by engine 备用发动机 ; 主机准备 ; 备用发动机备车 3、stand-by time 停止时间 ; 闲置时间备用时间 ; 待命时间 ; 待时 二、双语例句 1、We should stand by our promises ...
五笔输入法:86:eyi98:by 4. 及在文言文中的意思 详细字义 〈名〉 1. (间是后起字,本字作闲,本义见间 jiàn) 2. 中间;内 [beeen;among] 一动一静者,天地之闲也。——《礼记·乐记》 而独闲数百千里。——《汉书·严助传》。注:“中间也。” 攘臂于其闲。——《庄子·人间世》。司马注:“犹...
4. 开音节① 绝对开音节:单个元音字母后面没有辅音字母的重读音节。例如:no,blue,ba-by,stu-dent,se-cret② 相对开音节:单个元音字母后面加单个辅音字母,再加一个不发音字母e构成的重读音节。例如:name,these,bike,home,excuse5. 闭音节单个元音字母后面有辅音字母(r、w、y 除外)且以辅音字母结尾的重读音节...
4.before, by, till, until (1) before指“在……之前” Please come before ten o’clock.请10点以前来。 The meeting will end after 3:00pm. 会议将在下午三点后结束。 表示“在……以前”时,before与by基本可通用。但by还有“截至……为止”之意,此时可与完成时连用,而before一般不与完成时连用。
万能词组 at the thought of一想到…2. as a whole (=in general) 就整体而论 3. at will 随心所欲 4. (be) abundant in(be rich in; be well supplied with) 富于，富有 5. access(to) (不可数名词) 能接近，进入，了解 6. by accident(=by chance, accidentally)偶然地，意外. ...
9) Hi, this is George. I’m sorry I can’t answer the phone right now. Leave a message, and then wait by your phone until I call you back.6) Hello, you are talking to a machine. I am capable of receiving messages. My owners do not need siding(墙板，壁板)...
hold on的意思是：坚持;等一等;读音：英 [həuld ɔn] 美 [hold ɑn]例句：1.Hold on! You forgot your bag!等一等！你把手提包给忘了！2.Tell him to hold on a moment; I'll come soon.告诉他等一等，我一会儿就来。3.You helped me to hold on at times when ...
met by 40.The mistakes (错误) in the exercises will ___the teacher. A. cross B. be crossing C. be crossed by D. cross by 41.My brother and I have ___her birthday party. A. been invited B. been invited for C. invited to D. been invited to 42.It___this...
by train ( )2. ___ at a red light. A. Stop B. traffic C. Wait ( )3.I’m going to see a film ___ . A. tonight B. tomorrow C. next week ( )4.He is a ___ . A. post man B. factory worker C. businessman ( ) 5. You should___. A. see a doctor B. do morning...