Leadless
a. 无铅的
🗣️ 情景例句
you'll really publish Family Album, U.S.A.?
你真的会出版 美国写真集 啦？
What you have said about this is very interesting.
你说的很有意思。
It is not long before they are so accustomed to swimming that they can pick up weights from the floor of the pool.
他们很快便适应了游泳，以致能捡起池底的物品。