n.担心;令人担心的事;关心(的事);分内之事;公司;
v.影响;涉及;使担忧;关心;对…感兴趣;认为…重要;
例句:
The safety of tacrine has not yet been proven, and there is concern that it causes damage to the liver.
他克林的安全性尚未得到证实,有人担心它会对肝脏造成损害。
Development has been guided by a concern for the ecology of the area.
该地区的发展以注重生态为指导原则。
Don't interfere in what doesn't concern you.
不要管与自己无关的事。