The children can work individually or in small groups.
孩子们可以自己单独学习，也可以分小组学习。
Most galaxies occur in pairs or in small multiple groups.
大多数星系成双或几个成一小群。
The Black Mambas are found in pairs or small groups.
黑曼巴在双或小的类群被发现。
Small groups of two or three can be accommodated in my office.
我的办公室内可以同时容纳由2-3个人组成的学习小组。
Small groups of two or three can be accommodated in my office.
我的办公室内可以同时容纳由2-3个人组成的学习小组。
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