在量子力学中,粒子的概念失去了它通常的意义。
The downside of my celebrity is that I cannot go anywhere in the world without being recognised. It is not enough for me to wear dark sunglasses and a wig. The wheelchair gives me away.
领导力在于激励他人实现超越自我想象的成就。
The trouble with her is that she lacks the power of conversation but not the power of speech.