zài / yōng / jǐ / de / gōng / jiāo / chē / shàng / kāi / yóu / shì / lìng / rén / yàn / wù / de / xíng / wéi

在拥挤的公交车上揩油是令人厌恶的行为。

Groping people on crowded buses is disgusting behavior.