concern基本解释
vt,涉及，关系到；使担心
concern相关例句和用法His main concern is to be able to provide for his family..他最为关心的事就是能够养家。
concern英英释义重要的事情nn
concern记忆con(表加强) ＋ cern(搞清) → 一定要搞清楚 → 关心记忆
concern短语concern oneself◎从事,忙于(常与with, about, in, over连用)
concern 真题例题真题例句...The mayor concern about the sharing economy is how the government regulates it
