The nimblewitted Lin Pei-shan darted away and hid in the trees, where she put her hand over her mouth to stifle a laugh and peeped out, straining her ears and eyes.

• 林佩珊顶乖觉，一扭腰就溜到那些树背后，掩着嘴忍住了笑，探出半个头，尖起了耳朵，睁大了眼睛。