v.（使）平静， （使）镇定( calm的过去式和过去分词 )；使安静；使冷静；使镇定 双语释义：adj.(形容词)(水面)平静的,(天气)无风的 (of water) not rough, smooth; (of weather) not windy镇定的,沉着的; 宁静的,心平气和的 free from excitement, nervous activity, or strong feeling; quiet and untroubledn.(名词)[S][U]安静; 宁静; 镇静,不紧张 peac