大多数生产厂商认为，换油应不受局限，并强调在每次更换发动机机油时应同时更换机油滤清器。
Most manufacturers specify that, with the more liberal oil-change recommendations, the oil filter should be changed every time the engine oil is changed.
这就是为什么副国务部长吉姆·斯坦伯格只几周前在这里，并强调在所有这些问题上，我们要往前而不是往后看，具有创造性，并谈，谈，谈。
That's why Deputy Secretary of State Jim Steinberg was here just a couple of weeks ago and emphasized that on all these matters we need to look forward, not backward, be creative and talk, talk, talk.
本文的中心思想是强调在高中阶段培养快速阅读能力并对其进行有效测试的重要性。
The general idea of this paper is to emphasize the importance of testing skimming and scanning ability for senior middle school level learners.
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