Maintenance proof test
[化] 检修保证试验
🧩 词语组成解析
proof
[pruf]
n. 证明;校样;检验;（酒的）标准酒精度;
adj. 防…的;抗…的;能抵御;能防范;
vt. 给（织物）做防护处理，使防水（或防火等）;印…的校样;
vi. [印刷术] 校对;发酵;
prob, prov Prob, prov= test, 表示”测试,证明, 检验”
🗣️ 情景例句
visiting places of revolutionary interest, outings, parties.
参观革命圣地，出去郊游，或者举办晚会。
Have but few frieds,though many acquaintances.
结交可以多，朋友应宜少。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。