裂痕 (lièhén) is a noun meaning "rift," "crack," or "fissure." It can describe both physical cracks and figurative divisions, such as rifts in relationships or organizations. It conveys a sense of damage that may be difficult to repair.
这次争吵在他们的友谊中留下了裂痕。
zhè cì zhēngchǎo zài tāmen de yǒuyì zhōng liúxiàle lièhén.
This argument left a rift in their friendship.
墙上出现了一道细长的裂痕。
qiáng shàng chūxiànle yī dào xìcháng de lièhén.
A long thin crack appeared on the wall.
两国之间的裂痕越来越大,关系持续恶化。
liǎng guó zhī jiān de lièhén yuè lái yuè dà, guānxì chíxù èhuà.
The rift between the two countries is growing larger, and relations continue to deteriorate.