重點講解：
1. thanks to 幸虧；歸因于；
Thanks to his parents 'encouragement and support, he finally realized his dream.
多虧了他父母的鼓勵與支持，他終于實現了他的夢想tC^vjz4@T~JNYd。
2. distinguish from 區分；辨別；分清；
In analysing a situation, it's essential to distinguish the main aspect from the minor ones.
分析形勢，要看清主流和支流J(n0r+&g]X0*[Vk(2^g。
3. the best of both worlds 兩頭受益；兩全其美；
The house combines country surroundings with city convenience, so having the best of both worlds.
這所房子既有鄉村的環境又有城市的便利，兩全其美*ThwyyGQqX。
4. step back 退一步，置身事外(思考) ；
Let's step back and have another look at this.
讓我們退一步想想，重新看待這件事Q(H^UNHwC3。