小偷 / 趁 / 我们 / 不 / 注意 / , / 转眼 / 就 / 跑 / 得 / 无影无踪 / 了小偷趁我们不注意,转眼就跑得无影无踪了。The thief slipped away while we weren't paying attention and disappeared without a trace in an instant.