非正式用语：一大笔钱。
非正式用语。商业或产业界的富有且势力大的人物。
Informal. A rich and powerful person in business or industry.
非正式用语。商业或工业界的富有且权势大的人物。
Inacademic. A affluent and able being in business or industry.
当他到达空间站，在他脸上露出成功地(注：非正式用语，意为：成功地)微笑。
When he arrived at the space station, there was a big smile on his face.
但是这是个非正式场合用语，所以不要在商务环境下用使用这个短语。
But this is an informal phrase, so don't use it in a business setting.
但是这是个非正式场合用语，所以不要在商务环境下用使用这个短语。
But this is an informal phrase, so don't use it in a business setting.
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