1、 valuable
2、 He bought me a valuable diamond ring as a birthday present、他给我买了一只贵重的钻戒作生日礼物。
3、 Mary kept her valuables in a safe、玛丽把她的贵重东西藏在保险箱里。
4、 Guests may deposit their valuables in the hotel safe、旅客可将贵重物品存放在旅馆的保险柜中。
5、
6、 This experience is valuable to me、这一经历对我很有用。