contribute to汉语翻译：
捐献例句：

Laissez-faire policy result in increase economic activity, but contribute to a rise in import.自由放任政策导致经济活动的增加，但也促进了进口的增长。

And if the Johnsons seemed their own worst enemies, who is to say with conviction that the perpetual threat of homelessness did not contribute to their despair?如果约翰逊一家的不幸从表面上看是他们自己造成的话，那么，谁又能肯定地说他们绝望不是因为常常担心无家可归而引起的呢？

Does smoking contribute to lung cancer?吸烟会导致肺癌吗?

Honesty and hard work contribute to success and happiness.诚实加苦干有助于成功和幸福。