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| 詞匯 | beam |
| 釋義 | beam /bum; dim/ n 1 long horizontal piece of squared timber, or of steel, light alloy, concrete, supported at both ends, used to carry the weight of a building, etc. 健筑物中的) 橫梁; 桁 (方木材，或?yàn)殇摗⑤p合金、混凝土所制成) 。 2 horizontal cross-timber in a ship, joining the sides and supporting the deck(s); the greatest width of a ship, → the illus at ship. 船梁 (船上連接兩液并支持甲板之橫木); 船寬 (參看 ship 之插圖) 。 6n/off the port/starboard ~, on/at a distance from either side. 在 (遠(yuǎn)離) 左 (右) 膠。 on her, ~-'ends, (of a ship) lying over to one side; almost capsizing. (指船) 傾向一邊; 幾至傾覆。 De on one's, ~-'ends, (of a person) at the end of one's financial resources; destitute; (指人) 經(jīng)濟(jì)拮據(jù)的; 窮困的。 broad in the ~, (colloq, of a person) wide and stocky. (俗, 指人) 矮胖而且臀部寬闊的。 3 a crosspiece of a balance, from which the scales hang. 天平的橫桿。 → the illus at balance. 參看 balance 之插圖。 b chief piece of timber in an old-style plough, to which the share is fastened. (舊式金的) 的柄。 4 a ray or stream of light (eg from a lamp or lighthouse, the sun or moon); (fig) bright look or smile, showing happiness, etc: (發(fā)自燈、燈塔或日月等之) 光柱; (喻) 高興的表情或微笑： with a ~ of delight. 帶著一種高興的表情。 b directed electromagnetic waves: 定向電磁波： the ~ system, by which short waves are directed to a specific target. 無線電短波定向播送法 (將短波向某一特定方向放送之方法) 。 ( c) radio signal used to direct an aircraft on its course. 指導(dǎo)飛機(jī)航道的無線電信號(hào); 領(lǐng)航信號(hào)。 on/off the ~, (of an aircraft) following/not following the radio (colloq) on the right/wrong track; behaving in a way likely/unlikely to be right. (指飛機(jī)) 依從 (未依從) 領(lǐng)航信號(hào); (俗) 在常軌上 (入歧途); 行為 (不) 正當(dāng)。 vt, vi 1 [VP2C] (of the sun, etc) send out light and warmth; (fig) smile happily and cheerfully: (指太陽等) 發(fā)出光與熱; 放射; (喻) 高興地微笑： ~ing on his friends; 對(duì)他的朋友髙興地微笑; ~ing with satisfaction. 滿意地微笑著。 2 [VP6A, 14] ~ sth (to). (telegraphy) broadcast (a message, radio programme, etc) in a particular direction: (電信) 向某一特定方向播送 (電信、廣播節(jié)目等)： ~edfrom Britain to S America. 從英國(guó)向南美洲播送的。 |
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