YOU SAID:

The sum of watermelon's in my pool is a large amount.

INTO JAPANESE

私のプールにあるスイカの合計は大量です。

BACK INTO ENGLISH

The total number of watermelons in my pool is huge.

INTO JAPANESE

私のプールにあるスイカの総数は膨大です。

BACK INTO ENGLISH

The total number of watermelons in my pool is huge.