back to back

US /bæk tu bæk/

UK /bæk tu: bæk/

A1 初級
adv.副詞背靠背
They won the championship three years back to back.
adj.形容詞背對背
The houses were built back to back, with no space in between.
adv.副詞背對背
The soldiers stood back to back, defending themselves.

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