Undersides
n. 下侧( underside的复数形式 ); 下部表面; 底面; 底部
🗣️ 情景例句
Twenty-one inches.
二十一英尺。
The spacecraft is scheduled to arrive at Saturn next year.
太空船预定明年到达土星。
Hay had been cut and cowsheds had been cleaned.
干草已切好，牛棚也打扫干净了。