Underside
01
下侧, 底面
the side or surface of something that lies beneath, usually hidden from view
例子
The table 's underside was marked with the craftsman's initials.
桌子的底面上标有工匠的姓名首字母。
The lizard 's pale underside helps it blend in with the sandy ground when it turns over.
蜥蜴苍白的下侧有助于它在翻身时与沙地融为一体。
