Technology is therefore indispensible for parcel delivery during this period.
因此，在此期间，技术支持对于包裹的派送是不可或缺的。
Slang, a mirror of sub-culture, is an indispensible part of English language.
俚语是英语语言中举足轻重的一支，它是亚文化的语言载体。
Slang, a mirror of sub-culture, is an indispensible part of English language.
俚语是英语语言中举足轻重的一支，它是亚文化的语言载体。
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