1.Some people thought Google was leaving the "beta" tag on the Gmail logo as a joke, a nod to its prankish birthday.
一些人认为谷歌将“测试版”标签留在Gmail标志旁是一个玩笑，呼应它自身的愚人节生日。
2.His behaviour was marked by an oddly prankish streak and outbursts of genuine jollity.
他的行为玩世不恭，并且以真挚欢快的情感爆发为特点。
3.Active from May to late June, when it claims to have disbanded, LulzSec's hallmark was prankish attacks accompanied by public mockery.
一直从五月活跃到七月末，它忽然宣布解散。LulzSec特点就是在公众的嘲笑下恶作剧般的攻击。
4.A crafty Kisser enjoys being playful and prankish.
狡猾的接吻者总是很调皮并且喜欢恶作剧式的亲吻。