A vacant lot or a bombsite can, to the amateur naturalist, produce an extraordinary variety of flora and fauna.对于业余博物学者来说，在一片空地上或被炸后的废墟里可能发现种类繁多的植物群和动物群。He was a printer by trade and naturalist by avocation.他从事印刷业，同时是个博物...
He was a printer by trade and naturalist by avocation.他从事印刷业，同时是个博物学爱好者。The English naturalist W. H. Hudson was born in Argentina.英国博物学家W. H. 哈得逊出生在阿根廷....the prominent naturalist and broadcaster, Sir David Attenborough....
久居此地的居民和根基稳固的家族牢牢掌控着权力。The old-timers and established families clutched the reins of power.我们和那些政治家之间的关系很不稳固。There is an uneasy relationship between us and the politicians.那个沙坝并不稳固，他脚下如同踩着流沙一般。The sandbank was uncertain,...
我只是甜笑着婉拒了。I just smiled sweetly and said no.我们设法婉拒了。We managed to decline gracefully.总统因嗓子不适而婉拒了亲自讲话。The President declined to deliver the speech himself, on account of a sore throat....
Sue and John were especially thrilled with this award.休和约翰对于获得这个奖项感到兴奋不已。I was so thrilled to get a good report from him.收到他的好消息让我欣喜若狂。"I'm absolutely thrilled to have done what I've done," he declared.他宣称道：“我为...