我发现当方法用空格分隔开时阅读起来会更方便。
I find that it's much easier to read method applications separated with whitespace.
如果指定了多个绝对路径，就必须使用逗号将其分隔开；值之间不允许有空格。
If multiple paths are specified, they must be separated by commas; no blanks are allowed between values.
如果指定多个值，就必须使用逗号将其分隔开；在值列表项之间不允许有空格。
If multiple values are specified, they must be separated by commas; no blanks are allowed between items in the list of values.
注意：虽然可以在media属性中使用多个值，但是这些值之间必须以逗号隔开，而不是像rel属性的值那样使用空格作为分隔符。
Beware: while you can use multiple values in the media attribute, they must be separated by commas, as opposed to the Spaces you'd use for values of the rel attribute.
注意：虽然可以在media属性中使用多个值，但是这些值之间必须以逗号隔开，而不是像rel属性的值那样使用空格作为分隔符。
Beware: while you can use multiple values in the media attribute, they must be separated by commas, as opposed to the Spaces you'd use for values of the rel attribute.
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