Sharpening
n. 加强；刻石；削尖；锐磨
✅ 同义词
🗣️ 情景例句
and becoming part of the Stewart family, too.
而且成为Stewart家庭的一份子。
Don't make any mistakes.
别出差错。
From these he can go on to appreciate more complex forms or combinations of several forms.
从这些形体出发，观赏者可进一步观察更为复杂的形体或若干形体的组合。