Non-ferrous
adj. 有色的，非铁或钢的（金属）
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
So you thought about it, huh?
你考虑过了吗？
He that knows not how to hold his tongue knows not how to talk.
不知缄口的不善言。
There she studied the teaching of deafblind children.
在那里，她学习聋盲儿童的教学工作。