to stay at a distance; to avoid something or someone
保持距离;避免某物或某人 (bǎochí jùlí; bìmiǎn mǒu wù huò mǒu rén)
"You should keep away from junk food if you want to stay healthy."
"如果你想保持健康,你应该远离垃圾食品。" (rúguǒ nǐ xiǎng bǎochí jiànkāng, nǐ yīnggāi **keep away** lājī shípǐn)