1、That's because variables specified in a closure's use keyword are lexically scoped.
這是因?yàn)?/a>在closure的關(guān)鍵字use中指定的變量在詞法上確定范圍。

2、Derivational affix modifies the word lexically which can be divided into prefix, infix and suffix.
詞綴是一種附加語(yǔ)素，表示詞匯意義。可分為前綴、中綴和后綴。

3、Lexically scoped variables refer to the local environment in which they were defined.
在詞法上確定范圍是指在本地環(huán)境中定義變量。