The depth of water in the first test-tube is less than half that in the other.
The depth of water in the first test-tube is less than half that in the other.
第一只试管中水的高度不足另一试管的一半.
The depth of water in the first test-tube is less than half that in the other.
第一只试管中水的高度不足另一试管的一半.