青云翻译

Human nature is so cold-blooded, so long as to get a better exchange, we will be willing.

Human nature is real cool thin, just better in Exchange, we will certainly be willing.

Human's instinct is so cool thin, so long as takes well trades, certainly gives up.

Human nature is so unresponsive, and as long as they come to a better-for-that we will be letting go.

Human nature is real cool thin, just better in Exchange, we will certainly be willing.