Backprojection
幕后投影; 背景放映
🗣️ 情景例句
Can I count on you to help me?
我能仰仗你的协助吗？
Did you wash this yourself?
你自己亲自洗了这个？
and even described the way they were done up in bundles.
还说了报纸捆扎的情况。