伴侣: companion, mate, partner...
一辈子: (for) a lifetime...
神态: appearance, manner, bearing, deportment, look, expression, mien...
壳: shell, carapace, crust (earth's crust etc), also pr....
红茶: black tea...
评定: to evaluate, to make one's judgment...
冷静: calm, cool-headed...
探测: to probe, to take readings, to explore, exploration...
谦虚: modest, self-effacing, to make modest remarks...
昨天: yesterday...
