What do you mean, loaded?

Only returning with a full load, rather than returning with a full load, means a bumper harvest.

come back with fruitful results

Pinyin [mm m: nzà irgu:]

It means that the transportation is full. Metaphor gains a lot.

Synonyms are fruitful.

The antonym returned in vain, Baoshan returned in vain, got nothing, returned empty-handed, got nothing, and made a trip in vain.

return without accomplishing anything

Pinyin [text]

Come back without results.

A trip for nothing, a job for nothing.

The antonym won a great victory and returned with a full load.