1. without circumstance : 不讲仪式地；
2. without omitting a single circumstance : 详详细细地, 毫无遗漏地；
名词
1.
1. He became a victim of circumstances.
他成了命运的牺牲品。
2. He was forced by circumstances to do this.
他做这件事是为环境所迫。
3. The circumstances forced me to accept.
环境迫使我不得不同意。
4. His arrival was a happy circumstance.
他的来到是一件令人高兴的事。
5. There is one important circumstance you have not mentioned.
还有一件重要的细节你没提到。