32.标志…..开始　 mark the start of

31.对人类是一个很大的威胁　 a big threat to mankind

30.达到……目标　 achieve / reach its goal

29.美国的硅谷 Silicon Valley in the US

28.硕士学位 a master’s degree

27.同时为祖国做出贡献　 contribute to his country at the same time

26.活跃起来　　　 come to life

25.对……感到兴奋 be excited about

24.应对失败并从中吸取教训

deal with and learn from failure

23.鼓励创新,接受挑战 encourage pioneering work and accept failure