Obligatorily
adv. obligatory（有义务的）的变形
✅ 同义词
🗣️ 情景例句
but let's get a look at the view.
但让我们来瞧一瞧景色。
Let every man praise the bridge he goes over.
饮水思源。
I wrote: Best wishes for Teachers' Day!
我写道：“谨致以教师节的良好祝愿！”