Substrates
n. 基板；基底（substrate的复数）；基片
🗣️ 情景例句
If you're under twenty-one years of age ...
如果你还不到二十一岁……
To drive a car
驾驶汽车
the total absence of fishing boats around the oil rigs.
钻井平台周围根本没有捕鱼船只。