- v. 控制；筑坝
- n. [水利] 水坝；障碍
- n. (Dam)人名；(英、法、丹、德、瑞典)达姆；(老)丹
CET4 TEM4 IELTS 考 研 CET6
- dam:  Dam, appropriately enough for a word related to the human control of water-courses, seems to have been borrowed from Middle Dutch dam. It appears to have been a fairly widespread West and East Germanic word, subsequently borrowed into North Germanic, but its ultimate source is not known.
- dam (n.1)
- "water barrier," early 14c., probably from Old Norse dammr or Middle Dutch dam, both from Proto-Germanic *dammaz (cognates: Old Frisian damm, German Damm), which is of unknown origin.
- dam (n.2)
- "animal mother," c. 1300, variant of dame (q.v.), also originally used, like that word, for "lady, mother;" but meanings diverged into separate spellings by 16c.
- dam (v.)
- late 15c., from dam (n.1). Related: Dammed; damming.
- 1. Breaking the dam could submerge downstream cities such as Wuhan.
- 2. The dam will stand 600 feet high.
- 3. A dam burst and flooded their villages.
- 4. Building a dam here could have unforeseeable consequences for the environment.
- 5. They built dykes and dam to hold back the rising flood waters.
[ dam 造句 ]