tinkered的例句（tinkered在句子中的用法）

• The Chemists have tinkered with heat and metal catalysts to refine their materials. 化学家摆弄热和金属催化剂来提炼.
• They tinkered with the engine. 他们修了修发动机。
• They tinkered with the engine… 他们修了修发动机。
• Instead of the Government admitting its error, it just tinkered with the problem... 政府没有承认错误，只是敷衍了事地处理问题。
• They have tinkered with the geometry of the car's nose. 他们对车头的外观进行了改进。