单词 | dam |
释义 | dam 1 (dăm) n. 1. a. A barrier constructed across a waterway to control the flow or raise the level of water. b. A body of water controlled by such a barrier. 2. A barrier against the passage of liquid or loose material, as a rubber sheet used in dentistry to isolate one or more teeth from the rest of the mouth. tr.v. dammed, dam·ming, dams 1. To hold back or confine by means of a dam. 2. To close up; obstruct: He tried to dam his grief. [Middle English.] dammer n. dam1Shasta Dam, on the Sacramento River, near Redding, California |
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