Tarnishproof
a. 保持光泽的, 不变色的
🗣️ 情景例句
OK, everybody.
好啦 各位。
It must be rather difficult for us to push any sales if we buy it at this price.
如果我们按这个价格购买，将很能难推销。
Insects would make it impossible for us to live in the world;
要不是人类受一些食虫动物的保护，昆虫就会使我们无法在地球上生活下去，