Background partition
[计] 后台部分
🧩 词语组成解析
🗣️ 情景例句
Grandpa, can you come?
爷爷， 你能去吗？
He informed them that his mother had died.
他通知他们的母亲死了。
because this is easier to shape than other kinds.
因为燧石较之其他石头更容易成形。