保溫杯 (bou2 wan1 bui1) — thermos cup in Cantonese
bouˊ²保wanˉ¹溫buiˉ¹杯简 保温杯
Mandarin Pinyin: bai3 wen1 bei1
Meaning of 保溫杯
nounthermos cup
nounVacuum Flask/ Thermos
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