only when a reservoir is built here can we solve our irrigation problem
Related Translations:
除非: 1.(表示唯一的条件) only if; only when 短语和例子除非在这里修个水库, 才能解决灌溉问题。 only when a reservoir is built here can we solve our irrigation problem. 若要人不知, 除非己莫为。 if you don't want people to know, you'd bett