Cascade oiling
[建] 环给油, 油杯润滑
🧩 词语组成解析
[化] 加脂
🗣️ 情景例句
We are looking forward to our holidays.
我们盼望着假期的到来。
How's your aunt?
你的姑姑好吗？
Though these large machines still exist, many of their functions have been taken over by small powerful personal computers, commonly known as PCs.
虽然这种大计算机仍然存在，但它们的许多功能已被体积小但功能齐全的个人电脑——即我们常说的PC机——所代替了。