My knowledge of the subject is practically nil.
我在这方面的知识几乎等于零。
Their legal rights are virtually nil.
他们的法定权利实际上不存在。
The result of the game was 3-0 [three-nil or three-nothing].
比赛结果是三比零。
A person making zero-rated supplies is making taxable supplies at a nil rate.
任何人做出零税率的供应享受0%的应税应用品率。
However, nil is an actual object.
然而与之不同的是，nil是作为一个对象存在的。
Nil denotes the end of the list.
Nil表示列表的结尾。
It does allow an empty Nil list, however.
不过它确实允许一个空的nil列表。
会生成475nil nil。
Transportation costs would be next to nil.
运输费用也将趋近于零。
The new machine reduced labor costs to almost nil.
新机器把劳动力的成本几乎降到零。
The practical significance of the vote is nil.
此次投票的实际意义等于零。
Crystal Palace thrashed Nottingham Forest three-nil.
水晶宫队以三比零完胜诺丁汉森林队。
If the parameter was nil, the resulting SQL query will be.
如果参数是nil，那么SQL查询的结果会是。
You can call methods on nil, just like any other object.
因此您可以像调用其它对象一样来调用nil对象的方法。
And tariffs for diesel and aircraft fuel will be reduced to nil.
而且柴油和飞机燃料的关税将减少为零。
Nil also represents false, and any non-nil value represents true.
Nil也可以表示false，任何非nil 的值都表示true。
As Ryan Bates pointed out in the comments below, testing nil like this…
正如RyanBates在回复里指出的 ,像这样测试nil…
It calls the primary constructor with Nil (which represents an empty List object).
它调用主构造函数，并且传入Nil (Nil表示了一个空的List对象)。
Line 03 checks to see if the parameter value is null (or nil, as Ruby calls it).
第03行检查参数值是否为null(在Ruby调用时为nil)。
If a nil was returned, the word was not found, so you provide a default response.
如果返回nil，那么表示没有找到该词，因此您需要提供一个默认的响应。
Or you might use the nil attribute defined in XML Schemas to indicate a missing value.
或者使用XML模式中定义的nil 值来表示忽略的值。
During the night my appetite is virtually nil, even though I’m awake most of that time.
在夜间，我还是没什么胃口，尽管我一直醒着。
During the night my appetite is virtually nil, even though I'm awake most of that time.
在夜间，我还是没什么胃口，尽管我一直醒着。
Strings, numbers (floating point only), booleans, and the special nil type are basic types.
number（只有浮点数）、boolean和特殊的nil类型都是基本类型。
Asking an object if it is of the nil type (via the nil? Method call) returns a Boolean.
询问一个对象是否是nil类型(通过nil ？方法调用)会返回一个布尔值。
The chances of your devising any situation that might get her fired are practically nil.
实际上，你设计的任何局面都不可能让她离职。
Nil is the type of the special value nil and is used to represent the absence of a value.
nil是值为nil的一种特殊类型，用来表示没有值。
If you call cons on nil, Lisp treats nil as an empty list and builds a list of one element.
如果对nil调用cons,Lisp将nil作为空列表对待，并构建一个含一个元素的列表。
Beavers do carry a range of parasites but the chances of becoming ill after a walk in the glens are nil.
虽然海狸的确会携带一些寄生虫，但人们在峡谷里走一圈就染病的几率是没有的。
Beavers do carry a range of parasites but the chances of becoming ill after a walk in the glens are nil.
虽然海狸的确会携带一些寄生虫，但人们在峡谷里走一圈就染病的几率是没有的。
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