[ 'bu:stiŋ ] 现在分词 n. 助推, 局部通风；升压加力 v increase v give a boost to; be beneficial to v contribute to the progress or growth of v increase or raise v push or shove upward, as if from below or behind 原型: boost 现在分词: boosting 英汉双解字典由 ECDICT 提供