Basil is sick at heart. 【误译】巴兹尔患心脏病。 【正确】巴兹尔很悲观。 说明：sick at heart（文学用语）意为“悲观的”、“意志消沉的”、“心中烦闷的”。 例句：David was sick at heart about having to leave his family behind. 戴维感到很难过，因为他不得不离开自己的家人。