Which is a mammal: a bat, goose or a dragonfly?
译句：下列哪一种是哺乳动物：蝙蝠，鹅，或蜻蜓？（答案附在文末）
mammal/'mæml/ n. 哺乳动物
[例句]:
• Whales are mammals that live in the sea.
鲸是生活在海洋中的哺乳动物。
• The bat is a flying mammal.
蝙蝠是会飞的哺乳动物。
• Sea mammals must emerge periodically to breathe.
海生哺乳动物必须不断地浮现出海面呼吸。
goose /ɡus/ n. 鹅, 鹅肉, 傻瓜, 笨蛋
[惯用语]：
swan goose 鸿雁
goose egg [口]零分, 鹅蛋
wild goose chase 徒劳的搜索；劳而无功的事
goose pimples/ bumps 鸡皮疙瘩
[例句]:
• A flock of wild geese（goose复数）flew overhead.
一群大雁从头顶飞过。
• He got a goose egg on his maths test.
他数学测试得了零分。
• I could feel the goose bumps rise on my back.
我感到背上起了鸡皮疙瘩。
dragonfly /'dræɡənflaɪ/ n. 蜻蜓
[例句]:
• I looked up to see if the dragonfly was still there.
我抬起头想看看那只蜻蜓还在不在。
• The dragonfly feeds on mosquitoes and flies.
蜻蜓捕食蚊蝇。
答案: a bat
