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为什么不在indoor ?必须是复数形式吗?

teacher

母语人士的回答

Rebecca

哦, indoor和indoors之间真的是单数吗?复仇?除此之外,还有细微的差别。两者基本相似,都是在室内做某事,但不同的是, indoor是形容词, indoors是副词。示例: We're playing indoor basketball. (我们要打室内篮球。) = We're playing the type of basketball played inside a building. (我们要打我们在室内打的那种篮球。) 示例: We're playing basketball indoors. (我们要在里面打篮球。) = We're playing basketball inside a building. (我们将在大楼内打篮球。) 示例: This is an indoor plant. (这是一种室内植物。) => 指设置为在室内种植的植物 示例: I struggle to grow plants indoors. (我正在为在室内种植植物而苦苦挣扎。) => 这意味着在建筑物内种植植物很困难。

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12/28

通过测验完成表达式!