"close tightly (a hole), fill," 1620s, from plug (n.) or from Dutch pluggen. Meaning "work energetically at" is c. 1865. Sense of "popularize by repetition" is from 1906. Slang sense "put a bullet into" is recorded from 1870. Related: Plugged; plugging.
plug (n.)
1620s, originally a seamen's term, probably from Dutch plug, Middle Dutch plugge "bung, stopper," related to Norwegian plugg, Danish pløg, North Frisian plaak, Middle Low German pluck, German Pflock; ultimate origin uncertain. Irish and Gaelic words are from English. Sense of "wad or stick of tobacco" is attested from 1728, based on resemblance. Electrical sense is from 1883, based on being inserted; meaning "sparking device in an internal combustion engine" is from 1886. Meaning "advertisement" first recorded 1902, American English, perhaps from verb sense "work energetically at" (c. 1865).
实用例句
1. A plug had been inserted in the drill hole.
钻孔已塞上了塞子。
来自柯林斯例句
2. Make sure the draining board, sink and plug hole are regularly disinfected.
滴水板、水槽和塞孔一定要定期消毒。
来自柯林斯例句
3. The banks have the power to pull the plug on the project.
银行有能力让该工程终止。
来自柯林斯例句
4. The wire snapped at the wall plug and the light fused.
墙上插座的电线短路烧断了保险丝，电灯跟着灭了。
来自柯林斯例句
5. It is possible to plug into remote databases to pick up information.