没有团队的努力，这事本是不可能的。
It wouldn't have been possible without the team's effort.
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wouldn't英 /ˈwʊdnt/|美 /ˈwʊdnt/
解释
wouldn't have been 是 would not have been 的缩略形式，与形容词 possible 构成系表否定，表达对过去情况的虚拟判断。
It wouldn't have been possible without the team's effort.
wouldn't have been 是 would not have been 的缩略形式，与形容词 possible 构成系表否定，表达对过去情况的虚拟判断。