He was concerned with the enhancement of the human condition.他关心人类生存环境的改善。They were more concerned about the dogs' welfare than a clean getaway.他们更加关心那些狗的安危，而非自己如何干净利落地脱身。As far as I'm concerned the officials i...
Why should anesthesiologists be concerned about nausea and vomiting?为什么麻醉科医生必须关注恶心与呕吐?Third, as has been noted, he is concerned blacker and bleaker problems than Emerson ever acknowledged.第三, 前面已经说过, 他所关注的问题比爱默生所承认的阴暗得多,...