"he received two messages"
1.(数字) 2
two is the number 2.
2.一个巴掌拍不响;双方都有责任
If you sayit takes two orit takes two to tango, you mean that a situation or argument involves two people and they are both therefore responsible for it.
e.g. Divorce is never the fault of one partner; it takestwo...
离婚从来都不是一方的错误：双方都有责任。
e.g. It takestwo to tango and so far our relationship has been one-sided.
双方都应该努力，可迄今为止我们的关系只是一厢情愿。
3.根据现有的信息推断
If youput two and two together, you work out the truth about something for yourself, by using the information that is available to you.
e.g. Puttingtwo andtwo together, I assume that this was the car he used.
根据我的了解，我猜想这是他曾开过的车子。
4. to killtwo birds with one stone -> see bird
two a penny -> see penny
1.
1.two：the world traffic organize; 世界贸易组织
2.two：tool work order; 模具工作单
3. two的意思
3.two：traveling wave oscillograph; 行波示波器
4. two的意思
4.two：traveling wave oscillator; 行波振荡器
