Especially difficult, he said, is acting against nothing but blue screen.

特别困难的在于，他说，要面对着空无一物的蓝幕演对手戏。

youdao

Especially difficult, he said, is acting against nothing but blue screen.

特别困难的在于，他说，要面对着空无一物的蓝幕演对手戏。

youdao