等 (děng) means “class; rank; grade; equal to; same as; to wait for; to await; et cetera; and so on; et al. (and other authors); after; as soon as; once”. It is an HSK 2 Chinese character in the HSK 3.0 vocabulary.
请等一下,我马上来。
Qǐng děng yīxià, wǒ mǎshàng lái.
Please wait a moment, I'll be right there.
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