“如果该项已存在，则覆盖该项”。
If it exists, it sees if it is atom.
如果存在该参数，就判断它是否是atom。
Re-acquires the points array (if it exists).
重新获取点数组(如果它存在)。
It occurs mainly in the dry soil in fine night if it exists.
若有凝结水，主要发生在干燥土壤和晴天的晚上。
As you can see, F4 (if it exists) is constant, and hence trivially predictable.
正如您所看到的，F4(如果它存在的话)是常量，因此可以进行琐碎的预测。
If it exists, the change is hurt, then I would rather throw love into the sea.
如果爱的存在，换来的是伤害，那我宁愿把爱扔进大海。
If it exists at all, it makes up about three-quarters of the stuff in the universe.
如果它真的存在，它会占据宇宙四分之三的物质。
If this character is absent, division slash (8725), will be used if it exists.
如果这个角色是缺席，分工斜线(8725)，将用于如果存在的话。
If it exists the new planet is so freezing cold it is difficult to spot, researchers said.
研究人员说，如果存在如此寒冷的新行星，那么将很难认出它。
As the name implies, this syntax creates the object, or if it exists already, replaces it.
顾名思义，这个语法创建对象，如果对象已存在的话，那么将替代对象。
If it exists in view of having no inherent necessity to do so, it must be caused to exist.
如果是已存在的，鉴于有没有内在的必要性，这样做的话，它必须引起存在。
Second question, though, is: Does the soul, even if it exists, survive the destruction of the body?
第二个问题，如果灵魂存在，能否在身体毁坏后得以幸存？
This encoding, if it exists, is mapped to a CCSID and the CCSID is used as the internal encoding.
encoding 属性（如果存在）被映射为一个CCSID，然后这个 CCSID 被用作内部编码。
It opens the floodgates for scientists developing techniques to identify alien life, if it exists.
它打开了科学家开发识别外星生物的技术之门，如果确实存在外星生物的话。
Appointment-to-view television, if it exists at all, seems confined to sport and live reality shows.
约好一起看电视，这种事情大概只发生在看体育比赛或者现场真人秀的时候。
We have other hints about the Higgs; for example, if it exists, it plays a role in "unifying" different forces.
我们还有希格斯粒子的其他线索。举例来说，如果它存在，那么它在“统一”不同种类的力之中(译者注，大一统理论)也有作用。
GEF ensures that a connection is only created once by first checking to see if it exists already in the viewer.
GEF确保只创建一次连接，该工作是通过首先检查查看器中是否已经存在连接来完成的。
The Higgs boson is a hypothesised particle which, if it exists, would give the mechanism by which particles acquire mass.
希格斯玻色子是一个假说中的粒子。如果它存在，我们就知道了赋予粒子以质量的物理机制。
This method looks in the system caches for an image object with the specified name and returns that object if it exists.
这种方法会在系统缓存中根据指定的名字寻找图片，如果找到了就返回。
If it exists, it could explain literally everything in the universe - from subatomic particles to the laws of speed and gravity.
如果这些弦真的存在，基本上就可以解释宇宙中所有的存在——从亚原子粒子到速度和重力定律。
The asterisk in the third field indicates that the function foo() is to be probed if it exists in any module of the process.
第三个字段中的星号表示，在这个进程的任何模块中找到的foo()函数都应该探测。
Throughout time, runner's high has been debated and there is still no general definition as to what it is, or even if it exists.
长久以来，“奔跑的愉悦感”的争论从未平息，人们无法定义它，甚至证明它的存在。
There is no more question as to whether the document you have is the most recent version: If it exists on the wiki, it is up to date.
再也不用考虑当前文档是否是最新版本：如果存在于wiki上，那么它就是最新的。
When the heap object's finalize method is run and its memory freed, the SoftReference object is added to its ReferenceQueue, if it exists.
当heap对象的finalize方法被运行而且该对象占用的内存被释放，S of tReference对象就被添加到它的ReferenceQueue(如果后者存在的话)。
When the heap object's finalize method is run and its memory freed, the WeakReference object is added to its ReferenceQueue, if it exists.
当heap对象的finalize方法被运行而且该对象占用的内存被释放时，WeakReference对象就被添加到它的ReferenceQueue(如果后者存在的话)。
A fundamental design precept is that a class should be part of a domain package only if it exists to fulfill the goals of that domain package.
一个基本的设计规则就是，一个类只要存在并去完成一个域包的目标，那么它就应该是该域包的一部分。
Delete the MANIFEST file in your new theme if it exists. It contains data from the theme you copied and can cause confusion when you upgrade.
如果新外观主题中存在MANIFEST文件，删了它。它包含你复制而来的外观主题数据，在升级时会造成混乱。
Delete the MANIFEST file in your new theme if it exists. It contains data from the theme you copied and can cause confusion when you upgrade.
如果新外观主题中存在MANIFEST文件，删了它。它包含你复制而来的外观主题数据，在升级时会造成混乱。
应用推荐