他能帮得上你什么呢?
“How can he do?”
THE DIALOGUE REEL
顾凌舟和五仁正往西京赶路 你身边只剩一个萧怀瑾
“Gu Lingzhou and Wuren are heading to the Western Capital. You only have Xiao Huaijin with you.”
他能帮得上你 什么 呢?
“How can he do?”
杀
“Kill her.”
“You are utterly defenseless; that useless companion cannot save you now.”
In martial and political confrontations, pointing out an adversary's lack of capable allies is a standard strategy to break their will before striking.
LEARNING CHUNKS & PARTICLES
to be able to help / to be of help
A potential complement structure used to discuss whether someone has the capacity to assist.
Softens the grammatical question while adding a lingering, rhetorical, questioning edge.