tā fā xiàn yǒu rén gēn shāo zì jǐ, lì kè jiā kuài jiǎo bù bǎi tuō gēn zōng

他发现有人跟梢自己，立刻加快脚步摆脱跟踪。

He realized someone was shadowing him, so he immediately quickened his pace to shake off the tail.