他所做的就是写这些下方程序。

And what he does is writes this equation here.

youdao

为了写明一个角色在说话，要居中显示他/她的名字，并在名字下方以左对齐方式写对白。

To signal that a character is talking, center-align his or her name and write the dialogue left-aligned below.

youdao

下方红色字体写的是“阿-苏友谊坚定不移”，重申了1978年两国签订的友好条约。

The text reads "Strong be the unshakable Afghan-Soviet friendship," reiterating a 1978 friendship treaty.

youdao