He ran his tongue over his upper plate.

他用舌头顶着他的上颚.

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The only thing he ever takes out on a moonlit night is his upper plate.

在月夜他带出去[拿出来]的惟一东西,是上排的一副假牙.

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Upper plate and lower plate design with subsection and with in - out hole for different choice.

顶板及底板采用分段式设计,并设有进、出细孔,方便客户选择.

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There is friction between the plates, so that crinkling of the upper plate occurs.

在板块之间有摩擦力, 所以位于上面的那个板块会起褶皱.

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