external conditions

• 外部条件

external conditions的用法和样例：

例句

1. Revolution can only occur at a time when both internal and external conditions of a country are ripe enough.
   一个国家的革命只有在内部与外部条件成熟时才能发生。
2. The superb external condition of the engine is clearly apparent from the illustration.
   图示清楚地显示了发动机超好的外部条件。