紧张Feeling some nervousness before giving a speech is natural and even beneficial, but too much nervousness can be detrimental. Here are some proven tips on how to control your butterflies and give bet
So remember, I said 4D. So today for the first time, we're unveiling a new project, which is a collaboration with Stratasys, and it's called 4D printing. 还记得我刚才提到了四维，今天我们首次向大家展示一个新项目，这是和Stratasys公司一同合
But here's the thing -- our history provides us with a better story, a better blueprint for how we can win. 其实，我们的历史为我们提供了一幅引领我们走向胜利的美好蓝图。 It teaches us that when we pull ourselves out of those lowest
