及物动词
1. The news concerns your brother.
这消息与你兄弟有关。
2. Attend to what concerns you.
注意与你有关的事物。
3. This concerns us deeply.
这事对我们关系极大。
名词
1. Our concern only makes shoes for children.
本公司专做童鞋。
2. concern
2. There is some cause for concern but no need for alarm.
是有点令人忧虑，但不必惊慌。