模式中通常仅出现一次的组件没有数量调节按钮。
Components that typically appear only once in a pattern do not have quantity spinners.
而这种稀有的是在很长一段时间里才会出现一次的。
然后步进到第一个且只出现一次的元素named-item。
It then steps into the first and only occurrence of the element named - items.
一个channel元素拥有多个其他元素，如仅出现一次的版权信息和项目列表。
A channel element has a number of other elements like copyright information that occur only once and the list of items.
这属于那种多少年才出现一次的时刻：此时，一个人的精神风貌一丝不苟地显示在他心灵的眼前。
It was one of those moments - which sometimes occur only at the interval of years - when a man's moral aspect is faithfully revealed to his mind's eye.
此次飞行任务预计在2018年1月5日实行，目的是利用每15年才出现一次的行星连成一线的机会。
The mission has been scheduled for 5 January, 2018, in order to take advantage of an alignment in the planets that occurs once every 15 years.
假如我们有一些希望进行分析的ascii文本，首先要计算单词总数，然后计算唯一单词(即只出现一次的单词)的数量。
Suppose we have some ASCII text that we wish to analyse, a first step in this might be to count the total words and then count the number of unique words.
她的出现只是对乔安娜几近崩溃的神经的又一次刺激。
Her presence was just one more goad to Joanna's unravelling nerves.
在每一次物种大灭绝后，都有一次突然的进化爆发，因为会有新物种出现来填补灭绝创造的生态位。
Following each mass extinction, there is a sudden evolutionary burst as new species develop to fill the ecological niches opened by the event.
第一次出现在这样一个正式的聚会上，我感到很不自在，想要逃离。
Appearing at such a formal party for the first time, I felt out of place and wanted to flee.
这并不是尼日利亚第一次出现着装规定引起骚动的情况。
This is not the first time that dress codes have caused a stir in Nigeria.
重度抑郁发作可能在一个人的一生中仅出现一次，但更经常的是，它在一个人的一生中反复出现。
An episode of major depression may occur only once in a person's lifetime, but more often, it recurs throughout a person's life.
"有时候，在提炼的过程中会出现这些情况：一个气泡没有被移除，一个砂粒没有熔化，（熔融的）锡的一次颤动把波纹带进了玻璃带中。
Occasionally, a bubble is not removed during refining, a sand grain refuses to melt, a tremor in the tin puts ripples into the glass ribbon.
最后一次间冰期的抓地力所显示的剧烈气候波动在 GISP2 地核中没有出现。
The wild climate swings shown by GRIP in the last interglacial are not seen in the GISP2 core.
杂志封面上有一位漂亮的母亲抱着一个可爱的婴儿，这不是麦当娜和孩子的照片第一次出现在在本周报摊上了。
The magazine cover showing an attractive mother holding a cute baby is hardly the only Madonna-and-child image on newsstands this week.
然而，真正的冲击出现在我第一次看到FLOSS的数字。
The real shock, however, came the first time I saw the FLOSS number.
默认情况下，变量的范围是变量第一次被分配到的函数的内部，如果它的第一次分配出现在任何函数的外部，那么它就是全局变量。
By default, a variable is scoped to the function in which it is first assigned to, or is global if its first assignment occurs outside any function.
是有相同的页面一次又一次的出现么？
这是第一次，也是迄今唯一的一次出现可能接触源的迹象。
This is the first, and, thus far, the only, indication of a possible source of exposure.
对于这个单词的每一次出现，有一个单独的元素，该元素包含出现ID和它在原始文本中的起始位置。
For each occurrence of such word there is a separate element that contains the occurrence ID and the begin and end position in the original text.
如果找到了匹配，那么它被指定为子崩溃，而这个崩溃的第一次出现变成它的父崩溃。
If it finds a match, then it is designated as a child crash, and the first occurrence of this crash becomes its parent.
在区域委员会会议期间，卫生挑战的这种相似性非常明显，特定项目出现在每一次会议的议程上。
This similarity in health challenges was readily apparent during the Regional Committees, where certain items appeared on every agenda.
在每个关卡的开始，你都会出现在作出第一次攻击的位置。
You will start each mission by getting into position for your first attack.
下一次出现(它一定会再次出现)时我应该怎样去解决并且做好下一次的计划。
And how can I get around them next time it happens (and yes, it will happen again). And plan for next time.
手术挽救了他的生命。 发生在他身上的事对任何人来说都是噩梦：一个没有心脏病家族病史的人，首次出现症状就是一次致命的心脏病发作。
The operation saved his life, but what happened to him is everyone's nightmare: the patient with no family history of heart disease, whose first symptom is a massive heart attack.
但是由于第一个字符是多字节字符，因此得到结果3，它是搜索字符串的第一次出现的位置。
But since you have a multi-byte character as the first character, you get the result as 3, which is the first occurrence of the search string.
重度抑郁发作可能在个体一生中仅出现一次，但是更多的情况是重度抑郁在一生中反复发作。
Some people may experience only a single episode within their lifetime, but more often a person may have multiple episodes.
这表明所有数据或大多数数据只出现一次，是惟一的。
This indicates that all or most of the data has a single occurrence and is unique.
电视里第一次出现的厕所是在电影《反斗小宝贝》。
The first toilet ever seen on television was on "Leave It to Beaver".
电视里第一次出现的厕所是在电影《反斗小宝贝》。
The first toilet ever seen on television was on "Leave It to Beaver".
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