Each participant performed CPR on a manikin with kneeling, standing on a taboret, and standing postures in one week apart, and the sequence of postures was assigned through a randomization process.是什么意思_Each participant performed CPR on a manikin with kneeling, standing on a taboret, and standing postures in one week apart, and the sequence of postures was assigned through a randomization process.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句