valueless, worthless, trashy, trivial, null and void ☊ 
vật vô giá trị bỏ đi rác rưởi 
rubbish like: vô giá trị → →
wertlos ☊ 
vô giá trị ☊ 
无价值的 ☊ wú jiàzhí de wertlos ☊ vô giá trị ☊ ☊ He dismissed the opinion polls as worthless. ☊ dismiss ☊
Such advice as he was given (= it was not very much) has proved almost worthless. ☊ such ☊