| 单词 | rubber covering |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔insulate from〕The wires must be insulated from touching each other with a rubber covering.电线不能相互接触，必须包上橡胶层绝缘。21世纪英汉〔protect〕These electric wires are protected by a rubber covering.这些电线用橡胶作防护层。英汉大词典〔protect〕These electric wires are protected by a rubber covering.这些电线用橡胶作防护层。21世纪英汉 |
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