重点讲解：
1. be based on 以…为基础；
The movie is based on a real-life incident.
这部电影以现实生活中的一件事为基础encLX+uT[6;Wg3+~3v)l。
2. lead to 招致；致使；导致；
People will accept suffering that can be shown to lead to a greater good.
如果能证明眼前的苦难会带来更大的好处，人们就会愿意承受(S2YH]fPwsXc^U!。
3. be able to 可以…的，能够…的；
It must be better to be able to offer them love and security.
要是能给予他们关爱和安全感肯定会更好,vGaSmj=UOY|i31+osCn。
4. in addition 另外；加之；除…之外；
You need money and time; in addition, you need diligence.
你需要钱和时间，此外还需要努力除了伤亡之外，还有许多人失踪RB=-BjaFyEktOm,uCL。