backswimmer

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

backswimmer n. 任何属于松藻虫科的能仰泳的昆虫 [n. 任何属于松藻虫科的能仰泳的昆虫 ]