I think humour is a great lubricant for life.

我认为幽默是一种上好的人生润滑剂。

《柯林斯英汉双解大词典》

A lubricating grease suitable to meet the individual requirements for chassis lubricant, bearing lubricant, joint lubricant, water-pump lubricant, and cup grease.

可以满足底盘润滑脂、轴承润滑脂、接头润滑脂、水泵润滑脂和杯脂各项要求的润滑脂。

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The lubricant is useful in preventing sticking of the workpiece to the die, and also acts as a thermal insulator to help reduce die wear.

滑润剂对防止工件粘住锻模很有用，还可以作为绝热体帮助减少锻模磨损。

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Lead scientist Professor Nicholas Spencer suspected that this property could neutralise the effectiveness of the synovial fluid as a lubricant - increasing friction and wear in the hip implant.

BBC: Longer-lasting hip-joint hope

Applied NanoMaterials, a New York-based firm that is commercialising some of his work, has launched a lubricant called NanoLub, which is made of nested spheres of tungsten and sulphur atoms.

ECONOMIST: Nanotechnology: Pipe dreams | The

Grating turns the yam to a pulp of unbelievable stickiness. (Wikipedia claims that it was used as a sexual lubricant in the Edo period a fact too good to check.) The soba end up bound so firmly together that pulling a few strands with chopsticks lifts the whole mass off the plate.

NEWYORKER: Ootoya