adj (1) 平直(滑，坦)的(level，even)：a～roof/land平頂/平坦的土地;(countryside/floor/lower meadow) be quite/absolutely～(野外/地板/低草地)十分/非常平坦;a large～surface to write on/for writing on 一個(gè)可供書(shū)寫(xiě)的大平面;～racing 平地賽馬;～spin 近乎水平盤旋下滑;～-iron 熨斗;〖同〗level，even，smooth，plane，regular;〖反〗rough，uneven，irregular;
?(2) 平坦的，展開(kāi)的(spread out;lying horizontally and at full length) [無(wú)comp]：lie～on one's back 伸開(kāi)四肢仰臥;a～geometric figure 展開(kāi)的幾何圖形;The earth was once thought to be～. 人們?cè)J(rèn)為地球是扁平的。They took their naps，lying～on the floor. 他們平躺在地板上，小睡一會(huì)兒?！纪絣evel;
?(3) 扁(淺)的(not deep or high) [無(wú)comp]：a～box/cap/peach 一個(gè)扁盒子/一頂扁平帽/一個(gè)蟠桃;a huge man with a broad～nose 一個(gè)鼻子寬而扁的高大男人;～dishes/pans/cakes 淺碟/淺鍋/薄餅;
?(4) (樂(lè))降低半音的((of a tone) lowered a half step in pitch;lower in pitch than is correct) [作pred]：D～降D調(diào);The last note/Your piano/His violin/She is～. 最后一個(gè)音符/你的鋼琴/他的小提琴/她低了半音。
?(5) 直截了當(dāng)?shù)?，斷然?without qualification;absolute or positive) [無(wú)comp][作attrib]：give a～“no” to sb's request 對(duì)某人的請(qǐng)求斷然地說(shuō)“不”;give sb a～rejection/refusal 斷然回絕/拒絕某人;〖同〗absolute，complete，total，positive，direct;
?(6) 輪胎跑氣((of a tyre) with little or no air in it) [作pred]：have a～tyre 輪胎沒(méi)氣了;My tyre has gone～. 我的車胎沒(méi)氣了。
?(7) 走氣(味)的(having lost its flavor，sharpness，as wine or food) ：The Coca-Cola/beer/soda is～. 這可口可樂(lè)/啤酒/汽水走氣了。a～drink/food/lemonade 淡而無(wú)味的飲料/食物/檸檬水;The ginger ale went～after being left open. 那瓶姜汁酒由于開(kāi)著蓋，走氣了?！纪絫asteless;
?(8) (電池)電量不足的，沒(méi)電的((of a battery) having lost some or all of its electrical power)：The battery has gone～. 電池沒(méi)電了。
?(9) 乏味的，單調(diào)的(dull;lifeless;showing no emotion in one's voices) [作pred]：spend a very～weekend 度過(guò)一個(gè)非常單調(diào)乏味的周末;a～performance/party 單調(diào)的演出/晚會(huì);speak in a～voice 用平淡乏味的嗓音講話;(as)～as a pancake 平淡無(wú)奇的;
?(10) 生意平淡的(not having much business)：a～market 生意平淡的市場(chǎng);
?(11) 1) 缺乏層次感，色調(diào)平淡(without shading) [作pred]：～colours/paintings 色調(diào)平淡的顏色/缺乏層次感的油畫(huà);2) 沒(méi)有光澤的((of paint) not glossy)：a～paint 沒(méi)有光澤的顏料;
?(12) 固定的(without modification or variation)：a～price/rate/fare 統(tǒng)一的價(jià)格/費(fèi)用/收費(fèi);
?(13) 正好的(exactly)(infml)：Dinner will be ready in two minutes～. 晚飯?jiān)龠^(guò)兩分鐘整就準(zhǔn)備好了。run the race in 50 seconds～用50秒整跑完賽跑的全程;〖同〗exactly;
?(14) 扁平足的((of feet) not having normal arches) [無(wú)comp]：
?and that's flat 就這么定了：I'm not going and that's～. 我不去了，就這么定了。
?fall flat 完全失敗;The picnic fell～because of the rain. 由于下雨，野餐告吹了。
?→ ′flatly adv 平淡地;斷然地;′flatness n 平淡;?flat-′bottomed adj (指船)平底的;′flatcar n 平板車;′flat-fish n 比目魚(yú);?flat-′footed adj 扁平足的;
?adv (1) 低調(diào)地(below the true pitch)：sing～唱歌低半度;play the violin/piano～拉小提琴/彈鋼琴低半度;
?(2) 斷然地，完全地(positively;absolutely;completely)：He was told～that he couldn't leave early. 他被直截了當(dāng)?shù)馗嬷荒茉缱?。go～against sb's orders/one's promise 公然違抗某人的命令/違背自己的諾言;The man gambled and was soon～broke. 這個(gè)人賭博，很快就完全破產(chǎn)了。
?flat out 竭盡全力地：I ran～out but I still missed the bus. 我拼命往前跑，但還是沒(méi)趕上汽車。
? n (2) 平面部分(flat surface，side or part of anything) [C，the～]：the～of an oar/a sword 槳面/劍背;the～of the hand 手掌;
?(2) 平地(area of level，low-lying ground) [C，通常pl]：wade into the mud/the salt～s 涉過(guò)泥灘/鹽地;〖同〗shallow;
?(3) 降半音音符(sign (b) which makes a note a semitone lower) [C]：many～s in the tune 這首曲調(diào)中有許多降半音音符;
?(4) 漏氣輪胎(tyre with little or no air in it) [C]：get a～on the way home 在回家的路上，車胎漏氣了;〖同〗puncture