tā / jiàn / dào / duì / fāng / de / zhǎng / bèi / lǐ / mào / de / hǎn / le / yì / shēng / qìng / jiā / nǎi / nai

她见到对方的长辈，礼貌地喊了一声亲家奶奶。

She met the elder from the other family and politely addressed her as "co-mother-in-law."