不可數(shù)，因為melon seeds是不是可數(shù)名詞

melon seeds是瓜子的意思，seeds已經(jīng)是復數(shù)形式所以不可數(shù)，但是seed是可數(shù)名詞，復數(shù)形式是seeds

雙語例句

1、"Melon Seeds" Theory Application on Library Basic Level Management.

2、Ideas About the Packaging of Some Food Like Melon Seeds.

瓜子類小食品包裝的新想法。

3、The study on the working coefficients of white melon seeds screen machine.