Zhè piān wénzhāng de lùnzhèng cāng bái wú lì, quēshǎo yǒulì de zhèngjù.
This article's argument is flat and weak — it lacks compelling evidence.
Tips
usage
Mostly figurative — for arguments, explanations, defenses, writing, or imagery that fails to convince or move. Less commonly literal (a pale, weak person).
memory
Picture an excuse so weak it's lost the color in its face — 苍白 (pale) + 无力 (powerless). Words with no blood in them.