excessive wear

基本解釋

Discard and replace valve if it shows excessive wear or residue build-up.
如閥門過度磨損或堵塞請及時更換。
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“ All four canine teeth must be present and must not be weakened by notching, enamel hyperplasia or abnormal, excessive wear, ” it reads.
文件上是這麼記載的， “所有四顆犬齒必須健在，不能有缺口，琺瑯質(zhì)異常增生或過度，磨損過度等等問題?！?/li>
This can result in the engine being unable to crank due to the high oil viscosity, or worse, the engine being unable to pump the oil resulting in excessive wear on startup leading to engine failure.
這樣一來，因爲潤滑油的粘度過高，可能會導致發(fā)動機無法轉(zhuǎn)動曲軸，或者出現(xiàn)更糟糕的情況，那就是發(fā)動機無法泵送潤滑油，從而導致啓動時出現(xiàn)過度磨損，甚至引起發(fā)動機故障。

Have them replaced whenever they appear cracked, brittle, frayed, become loose or show signs of excessive wear.
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Look for other signs of excessive wear on the arm-rest, the floor mats, the pedals for the brakes and gas, and the area around the ignition.
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