- 使成圆形；弄圆；削圆(常与off或out连用)：
He rounded the clay into a sphere.
他把粘土揉成球形。
- 使丰满；使成圆胖(常与out连用):
The wind rounded out the sails as the little boat rushed along.
小船驶得飞快，风将船帆吹得鼓鼓的。
- 使圆满结束；使完美(常与out或off连用)：
They rounded off their performance with a mixed chorus.
他们以一曲混声合唱圆满结束了他们的演出。
She rounded out her education by practising in a large factory for a year.
她在一个大工厂里实习了一年，使她所受的教育更趋完善。
- 绕行；绕过，拐过：
Our ship rounded Cape of Good Hope last night.
我们的船昨夜绕过了好望角。
The man-made satellite rounds the earth every day.
人造卫星每天环绕地球飞行。
- 【数学】把…四舍五入，使凑整(常与off连用):
The figures in the table are rounded to the nearest ton.
表中的数字四舍五入到最接近的整吨数。
- 包围，使集拢：
As night has fallen the cattle should be rounded up.
夜幕已降临，应当把牲口赶在一起。
- 使转向；使转身：
With a skillful movement he rounded the small fishing-boat.
他以灵巧的动作使小渔船调过头来。
- 【语音学】用圆唇发(音)：
We round our lips to say “Oh”.
我们说“𪩛”时要鼓圆嘴唇。