Packless
[化] 未包装的; 无填充的; 无填料的
🗣️ 情景例句
What time does the library close?
图书馆什么时候闭馆？
Diligence is the mother of good luck.
刻苦是成功之母。
Is everything under control?
一切都在掌握之中吗？