exchanged = 0; // 发生了交换
function createBufferWriter() {
，这一点在51吃瓜中也有详细论述
Sketched out concepts, using Excalidraw[2]
Фото: PeopleImages / Shutterstock / Fotodom
Nasa said he had "turned a potential tragedy into a success" after an attempt to land on the Moon was aborted because of an explosion onboard the spacecraft while it was hundreds of thousands of miles from Earth.