視頻對話：
Well, they can't know.
當然，他們不可能知道。
People are fragile like tea cups.
人們就像易碎的茶杯。
All around them, the world is changing...
在他們周圍，世界日新月異……
本期學習詞匯：
fragile
adj.易碎的，脆的；虛弱的
例句：
1. He leaned back in his fragile chair.
他仰靠在那把搖搖晃晃的椅子上。
2. The fragile economies of several southern African nations could be irreparably damaged.
一些南非國家的脆弱經濟可能會被徹底破壞，無法挽回。
3. The Prime Minister's fragile government was on the brink of collapse.
首相領導的脆弱的政府處在瓦解邊緣。
4. His overall condition remained fragile.
他的整體情況還是很不穩定。
5. The haircut emphasised her fragile beauty.
發型突出了她的精致之美。