单词 | exhaust |
释义 | ex·haust ![]() v. ex·haust·ed, ex·haust·ing, ex·hausts v.tr. 1. To make extremely weary; wear out. See Synonyms at tire1. 2. a. To remove a resource from; deplete: tobacco crops that exhausted the soil of nutrients. b. To use up completely: a costly project that exhausted our funds. See Synonyms at deplete. 3. To discuss or treat completely; cover thoroughly: exhaust a topic. 4. a. To let out the contents of (a container); cause or allow to escape: a leak that exhausted the air tank. b. To let out or draw off (a gas, for example) from a container. v.intr. To escape or pass out: Steam exhausts through this valve. n. 1. a. The escape or release of vaporous waste material, as from an engine. b. The fumes or gases so released. 2. A duct or pipe through which waste material is emitted. 3. An apparatus for drawing out noxious air or waste material by means of a partial vacuum. [Latin exhaurīre, exhaust- : ex-, ex- + haurīre, to draw.] ex·hausted·ly adv. ex·hauster n. ex·haust′i·bili·ty n. ex·hausti·ble adj. ex·hausting·ly adv. |
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