保存下來

To protect; to safeguard; to defend; to keep; to guarantee; to ensure; to take responsibility for; to look after; to preserve; to store safely.

To exist; to survive; to keep or store something; to deposit money; to have or cherish in one's mind.

Down; below; under; to go down; to descend; to fall; to arrive; next; later; measure word for actions.

To come; to arrive; to return; to happen; to be used as a substitute for a verb; indicating possibility; indicating the future or next time; approximately.