tā / běnlái / xiǎng / tì / péngyou / bǎomì / què / yīshí / duōzuǐ / bǎ / xiāoxi / shuō / le / chūqù

他本来想替朋友保密，却因为一时多嘴把消息说了出去。

He had intended to keep his friend's secret, but he let the news slip because he spoke without thinking.