保持

maintain; keep; preserve; hold; remain; retain; stay; sustain; keep up; persist; poise; maintenance; preservation; retention; conservation; sustenance; maintained; sustained; holding

愉悦

joyful; delighted; pleased; happy; cheerful; agreeable; contented; golden; positive; fond; blissful; euphoric; joyfully; delightfully; cheerfully; pleasantly; delight; pleasure; joy; enjoyment; cheerfulness; amusement; in good spirits

心情

mood; humour; feelings; spirits; temper; state of mind; frame of mind