dolphin/'d?lfIn/n.
[双解] a sea animal that looks like a large fish with a pointed mouth 海豚
[语块] Yangtze River dolphin 白鳍豚
koala/k??'ɑ?l?/n.
[双解] an Australian animal with thick grey fur, large ears and no tail, which lives in trees and eat leaves 树袋熊；考拉
[语块] the habitat of these koalas 树袋熊的栖息地
stir/st??/vt.
[双解] move a liquid or substance around or mix it in a container using something such as a spoon 激发；搅动
[语块] stir up 激起
