r. with no problems or difficulties
r. in a smooth and diplomatic manner
adv. 平滑地, 流畅地, 流利地
1. The presentation went smoothly, and everyone was impressed.
演讲进行得很顺利，大家都很 impressed。
2. She drives smoothly on the highway without any problems.
她在高速公路上开得很平稳，没有任何问题。
3. The project was completed smoothly and on time.
这个项目顺利按时完成了。