英语释义

• successive change from one thing or state to another and back again

• being regularly exchangeable

片语

Strict Alternation严格轮换法

alternation law更迭定律

Alternation generation世代交替

spatial alternation空间变换

path alternation路径替代

alternation response更替反应更替反应

alternation of generations[生物] 世代交替

alternation number交变周期数

alternation ranking交替排列法

alternation switch转换开关

英汉例句

• article 53 aliens applying for visas and certificates or for their extension or alternation shall pay visa and certificate fees according to the prescribed rates.

  第五十三条外国人申请各项签证、证件或者申请签证、证件延期、变更，必须按规定缴纳签证、证件等。

• the alternation operator (|) matches either the preceding or following expression.

  交替操作符（|）匹配前置或后置表达式。 它必须匹配前一个或后一个表达式之一。

• when changing the registered items, the fee of alternation registration is rmb 100.

  变更登记事项的，变更登记费为100元。

• notice that alternatives within the (abc|ab|a) alternation are all tried before the parser looks for the trailing words.

  注意，在解析器寻找末尾的单词之前，会尝试（abc|ab|a）系列中的全部可选项。

• coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding : hydras and jellyfishes.

  以世代交替为特色的腔肠动物；通常群居的水螅阶段先于水母阶段；水螅和水母。

• just like the circulation of days &nights and the alternation of summers &winters, economy has its own boom-recession cycle.

  就像日有昼夜、季有冬夏一样，经济也是存在景气周期的。

• power alternation also polarises debate.

  权力的更迭也加剧了辩论的两极分化。

• the mapping is basically one-to-one; except it is necessary to use intermediaries for quantification and alternation of nested tags (intermediary names are marked by a leading underscore).

  映射基本上是一一对应的；除了有必要对嵌套标记的量化和交替使用中介体之外（中介体名称用前导下划线标出来）。

• so far, you「ve seen literal, positional, and two kinds of alternation operators.

  到目前为止，已经介绍了字面值、位置和两种备选项操作符。

• you can think of a set as shorthand for alternation of characters.

  您可以将集合看作是字符备选项的简写法。

• if a man delights in his wife and children,has success in work,and finds pleasure in the alternation of day and night,spring and autumn,he will be happy whatever his philosophy may be.

  如果一个人家庭和睦，事业有成，并且从昼夜交替和春秋轮回中也得获得快乐，那么不管他的人生哲学如何，他都会感到幸福。

• decoration techniques include plane and solid decoration, outspread and interspersion, alternation and combination of different decorative materials.

  装饰技法包括平面装饰和立体装饰、平铺和点缀、多种装饰材料的交替和组合应用等；

• tough luck: in perl 5, you can」t ignore an alternation without the somewhat esoteric and not always available regular expression ?: modifier.

  实在不幸：在perl5 中，如果不使用某些深奥而且不是永远可用的正则表达 式 ? :修饰符，您就不能忽略选择。

• it must be, because, as the clinton-obama race turned nasty, a rapid alternation was noticeable among the sort of obsessive democrats who follow every twist and turn.

  这是必须的，因为随着希拉里-奥巴马竞争变得难以处理，明显可以看到那些癡迷的一路跟随的民主党人迅速做出一些偏好变更。

• the alternation between zero gravity and 2g forces can so disorienting that nasa astronauts call the aircraft the "vomit comet.

  交替的失重和双倍重力令人眩晕，这也是为什么国家航空航天局的宇航员把航天器叫作「喷发（呕吐）彗星」。

• there is an alternation of diploid and haploid generations. often one of these is much reduced and may not live independently.

  具二倍体和单倍体的世代交替，二倍体或单倍体常过度简化而不能独立生活。