1 sentence for 顺势 (shùn​shì — conveniently)

1. 他见对方失去平衡，顺势用力一推，将其摔倒在地。

   tā jiàn duì​fāng shī​qù píng​héng, shùn​shì yòng​lì yī tuī, jiāng qí shuāi​dǎo zài dì.

   Seeing his opponent lose their balance, he took advantage of the momentum to give a hard push, knocking them to the ground.

   Source: Dong Chinese Dictionary