Ephemeroptera
n. 蜉蝣，蜉蝣目
🗣️ 情景例句
OK. Let's pick up the pace.
好 把节奏加快一些。
Mrs.Jones,this is Mr. John Smith.
琼斯夫人，这是约翰、史密斯先生。
The editor at once sent the journalist a fax instructing him find out the exact number of steps and the height of the wall.
”编辑立即给那位记者发去传真，要求他核实一下台阶的确切数字和围墙的高度。