| 单词 | 机械结构 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔blowback〕Blowback may be caused by a defective mechanism.气体后泄可能是由机械结构缺陷引起的。牛津高阶〔intricate〕The watch mechanism is extremely intricate and very difficult to repair.手表的机械结构非常复杂精细，很难修理。剑桥高阶The watch mechanism is extremely intricate and very difficult to repair.手表的机械结构非常复杂精细，很难修理。剑桥国际 |
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