如何使用 "introduce" 造句

1. Apple is expected to introduce its next iphone on wednesday .
预计苹果将于本周三推出下一代iphone。
2. America changed its constitution to introduce an income tax in 1913 .
美国在1913年改变了其宪法以引进一项收入税。
3. I 'll introduce you all around .
我要把您介绍给大家。
4. Several countries now expect to introduce a systemic-risk regulator .
现在一些国家想要引入系统风险的监管者。
5. China and brazil might introduce changes , he added .
他补充表示,中国和巴西可能会提出修改建议。