Tribologist
n. 摩擦学家 (tribology的变形)
🗣️ 情景例句
I do.
我愿意。
There's a ten thirty flight in the morning.
早上10点半有班机。
Can you believe that I bought a TV for $25?
你能相信吗我买一台电视只花了不起5块钱？