Corrosion testing of lubricating oils
[建] 润滑油的腐蚀试验
🧩 词语组成解析
testing
[['testiŋ]]
n. 测试\\na. 吃力的, 试验的
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
润滑的
n. 油画颜料\\n[机] 油类
🗣️ 情景例句
He married a classmate from high school.
他与高中时代的同班同学结婚。
Generally speaking, it's cheaper but slower to ship goods by sea than by rail.
总的来说，海运比铁路运输更便宜，但速度慢一些。
We spent all our days on the beach.
我们有好几天都是在海滩上度过的。