in low relief在兵器方面

in low relief in relief; a relief; to one's relief的区别 in relief造句 如何使用in relief? in relief 造句 low in relief with relief跟in relief有什么 区别 be in low spirit 请问sister in low in a low 抗震救灾 英语怎么说我在CATTI词汇上看到的翻译是relief efforts in the wake of the