Sacrificial metal
[机] 保护性金属
🧩 词语组成解析
a. 牺牲的, 献祭的, 亏本的
metal
['mɛtl]
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
🗣️ 情景例句
I know,
我知道，
Penny and penny laid up will be many.
积少成多。
Tazieff has often risked his life in this way.
塔捷耶夫经常冒这样的生命危险。