“循环的”造句
我们必须避免出现20世纪80年代那样具有破坏性的繁荣萧条交替
循环的局面。
We must avoid the damaging boom-bust cycles which characterised the 1980s.
这是完善
循环的最低限度人数.
That is the minimum number necessary to complete the circuit.
人类对硫
循环的影响一直是很可观的.
Man's effect on the sulfur cycle has been considerable.