他的计划的英语翻译是：His plan。
来源：来自英语语法。
例句：
His plan is to study abroad. 他的计划是出国留学。
His plan for the future is to become a doctor. 他的未来计划是当医生。
I support his plan to start his own business. 我支持他开始自己的生意的计划。
His plan to travel around the world sounds amazing. 他环游世界的计划听起来很棒。
His plan to save money for a house is smart. 为买房子存钱的计划很聪明。