guesswork
n. 猜测；臆测；凭猜测所作之工作
例句
It was pure guesswork on our part.
这纯属我们的猜测。
《牛津词典》
We don't deal in rumours or guesswork.
我们不听信谣言，也不胡乱猜测。
We can't make a decision based on hearsay and guesswork.
我们不能根据传言和猜测作决定。
