Smoothest
a. 平稳的( smooth的最高级 ); 光滑的; 磨平的; （言谈）流利的
🗣️ 情景例句
These items shouldn't be difficult to come by
这些东西应该是不难弄到的，
Open your book,please.
请把书打开。
It's a pleasure.
我很高兴。