这秘密条约是谨慎保密的。

The secret treaty is strictly hush-hush.

youdao

托尼：我知道条约的秘密了。

TONY: I know the secret of the treaty.

youdao

当时条约是秘密签订的，直到1887年才公布。

The treaty was secret and was not published until 1887.

youdao

当时条约是秘密签订的，直到1887年才公布。

The treaty was secret and was not published until 1887.

youdao