| tarnishing | |
| 级别 | 附加级 |
| 音标 | [ 'tɑ:nɪʃɪŋ ] |
| 解释 | （印花）白地沾色 |
| 英英释义 | |
| 发音 |  |
| 例句 |
1. The causes of tarnishing gold and silver-plated connectors were studied respectively. 分别探讨了接插件镀金和镀银层变色的原因。 2. Bright tin electrodeposits on copper wire are susceptible to tarnishing. 铜线材经光亮镀锡后易产生腐蚀变色。 |
