文章列表

• 1.【英语时差8,16】学生的自我形象不切实际
• People often ask me to compare our current college students with the crop we taught ten, fifteen, or twenty years ago. I answer by saying that, of cou...
• 2.【英语时差8,16】高中朋友太爱拿小孩来比较
• Dear Annie: Becky and I have been friends since high school. We both have young children now, and they are usually the topic of our conversations. The...
• 3.【英语时差8,16】全力以赴
• In past times, and still in rural cultures today, animals have played an important role in economics. In some places, animals are more important than ...
• 4.【英语时差8,16】土壤和二氧化碳
• Don: Time to go again to the A Moment of Science mailbag. A listener writes: Dear Don Yal, I've been reading a lot about climate lately, and I know th...
• 5.【英语时差8,16】油和水
• Don: Time to go again to the A Moment of Science mailbag. A listener writes: Dear Don Yal, I read somewhere that there's more oil in the Western part ...
• 6.【英语时差8,16】靠基因修复牙齿珐琅质
• Don: Time to go again to the A Moment of Science mailbox. A listener writers: Dear Don and Yal, I've had a problem with cavities all my life, so I'm w...
• 7.【英语时差8,16】玉米是如何演化的？
• Don: Mmm. I'm making corn on the cob for dinner, and my mouth is already watering thinking about those sweet juicy kernels! Yal: Yum! Hey Don, how did...
• 8.【英语时差8,16】太空衣是时尚的「一大步」
• Spacesuits are the ultimate in couture. Think about it: Custom-fit garments, dozens of layers deep, made from innovative textiles that can run US$5,00...
• 9.【英语时差8,16】飞行蝗虫的X翼战斗机和运动检测神经元
• Don: Hey Yal, what do locusts, neurons, robots and the movie Star Wars have in common? Yal: You got me, Don. D: The answer is: Doctor Claire Rind, a [...
• 10.【英语时差8,16】致命的波浪
• You've heard about them, and maybe seen them in movies as they [dict]smash[/dict] apart ocean liners, or wash whole cities into the sea. What causes[d...