【词汇讲解】
1.hard-shelled adj. 有硬壳的，僵硬的
如：hard boiled egg n 煮熟的蛋.
hard shelled egg 硬壳蛋
2.mallet n. 木槌，[体]球棍，[音]小音槌
如：The drummer was worried because his mallet was missing one minute before the concert.
鼓手很著急，因为他的小音槌在音乐会开始前一分钟不见了。
A small mallet used by auctioneers.
拍卖锤拍卖者所用的小锤
3.snap v. 猛咬，谩骂，砰然关上，拍摄，崩塌，劈啪作响
如：I'm sorry I snapped at you just now.
对不起，我刚才不该对你嚷嚷。
I snapped you sunbathing on the beach.
我给你拍了一张海滩日光浴的照片。
4.heart-shaped adj. 心形的