Old English læccan "to grasp or seize," from Proto-Germanic *lakkijanan. Not found in other Germanic languages; probably from PIE *(s)lagw- "to seize" (see analemma). In its original sense the verb was paralleled in Middle English and then replaced by French import catch (v.). Meaning "to fasten with a latch" is mid-15c. Related: Latched; latching.
latch (n.)
a fastening for a door, etc., late 13c., probably from latch (v.).
中文解释
1. lock + catch => latch.2. catch => latch.
实用例句
1. You left the latch off the gate and the dog escaped.
你没把门闩插上，所以狗跑了。
来自柯林斯例句
2. Foley followed Albert through the gate, taking care to close the latch.