https://online2.tingclass.net/lesson/shi0529/0009/9907/780.mp3
https://image.tingclass.net/statics/js/2012
講解文本：
puny 微不足道的，弱小的
Mike was so puny that nobody thought he would be a football player.
麥克太弱小了，沒有人認為他能成為足球運動員。
Our sales increased last month, but only by a puny 1%.
上個月我們的銷量有所增長，不過只增長了微不足道的1%。
