drownproofing

"drownproofing" Chinese translation ("drownproofing" in Chinese, "drownproofing" 中文翻译, "drownproofing"发音):

drownproofing n. 浮水法 (利用人体本身浮力停留水面的技巧) [n. 浮水法 (利用人体本身浮力停留水面的技巧) ]