Petroline
[医]石蜡
🗣️ 情景例句
Maybe you read our ads in the newspaper.
也许你在报纸上看过我们的广告。
I believe there is no way out of this forest.
我相信没有路可以从这森林走出去。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。