下面这句话中 an event or an activity involves sth是什么成份,和这句话的语法结构?if a situation,an event or an activity involves sth,that thing is an important or necessary part or result of it

下面这句话中 an event or an activity involves sth是什么成份,和这句话的语法结构?if a situation,an event or an activity involves sth,that thing is an important or necessary part or result of it 关于分子生物学的,这句话怎么翻译,急!While missense mutations can, in principle, be reverted either by a true reversion event or by a second site event,two noteworthy reversion systems have been developed that are based on an absolutely plan for an activity or event 答一英语单词 javascript中这句话是什么意思?if (NumOnly() || event.keyCode == 46 || event.keyCode == 45) vhdl if ((player1'event and player1='1' ) or( player3'event and player3='1')) then 这句话错在哪 请帮我分析并翻译下面这句话.谢谢!The individual tasks shall be cadenced appropriately from sourcing to the Valve A event. an activity or event that affects you in some way以e开头的是什么词是这句话等于一个词 是以E开头的 UCP600中on or about请问UCP600中的 on or about 所说的起迄日均包括在内 ,是什么意思? The expression on or about or similar will be interpreted as a stipulation that an event is to occur during a period of five calendar days befor 英语翻译Too much electric current may flow into a circuit as a result either of a fault in the circuit or of an outside event such as lightning. Over a very large number of trials,the probability of an event’s occurring is equal to the .Over a very large number of trials,the probability of an event’s occurring is equal to the probability that it will not occur.这句话能不能换成Over Do you know that I'm an angel or a devil?这句话有错误吗? Are your father-in-law a teacher or an engineer这句话有什么错 请英语高人帮我分析下面这句话的句子成分,下面这句话中哪个是主语和谓语?Bears living in pleaces where is scarce in the winter go through a period of winter sleep,or hibernation. 求下面这句话当中的which 指的是啥A question tag can be appended to an imperative ,which commonly expresses the speaker `s expectation of or his insistence on the hearer`s consent 这句话啥意思?You have specified an incorrect or inactive username, or an invalid password. 请教高手翻译下面一段英文： In the event that all or part of the work undertaken by the employee will谢谢!In the event that all or part of the work undertaken by the employee will be affected by the employer entering into an arrangement see指be the time or the scene of an event of 这是SEE的什么用法?可以举些例子吗? a condition or capability needed by a user to solve a problem or achieve an objective; 怎么理解这句话的condition?