bouncing    224 |

very fast that rises high after it hits the ground 弹得很

高的快$

boun-cing /'baunsiq/ adj. ~ (with sth) healthy and full of energy 健壮的；H壮品：a bouncing baby boy 茁壮的

男婴

bouncy /'baunsi/ adj. 1 that bounces well or that has the ability to make sth bounce弹性好的；有反弹力的： a very bounty baH 弹性很好的球◊ his bouncy Wond curk他富有毒性的金色鬈发0.(8/^) a bouncy c〇5t〖e (= a plastic castle or other shape which is filled with air and which children can jump and play on)塑料充气城堡 2 lively and full of energy 生气#勃的；精神‘满的

bound /baund/ adj., verb, noun — see also bind v.

m adj. [not before noun] 1 ~ to do/be sth certain or likely to happen, or to do or be sth — 定会；很可能会：.r/iere are bound to be changes when the new system is introduced.引进新系统后一定会发生变化。◊ Jt’s bound to Z>e sunny again tomorrow•明天肯定又是阳光灿烂。◊ You've done so much work—you're bound to pass the exam.你下了这么大工夫，考试绝对没间题。o/t was bound to happen sooner or later (= we should have expected it)•这事迟早都是要发生的。◊ Yiou’re bound to be nervous the first time (= it's easy to understand). % 一次总是会紧永的。〇 note at certain 2 ~ (by sth) | ~ (by sth) (to do sth) forced to do sth by law, duty or a particular situation受（法律、义务或情况）约束（必须 #某事 > ;有义务（做某事）：We are not bourn! by the decision•我们不受该决定的约束。◊ Ybu are bound by the contract to pay be/ore the end 〇/ the month.按，照合 同规定，你必须在月底前付款。◊         /omj七J am

bound to say I disagree with you on this point.

必要指出，在这一点上我不同意你的观点。3 (in compounds 构成复合词）prevented from going some­where or .from working normally by the conditions mentioned因…受阻（或不能正常工作> :Strike-bound traveHers/ace iongdeiays.画罢工滞-的旅客要耽搁很长 时间。◊ /ogbound airports因雾不能正常作业的机场 4 ~ (for …）（also in compounds 亦构成复合词）travel­ling, or ready to travel, in a particular direction or to a particular place正旅行去（某地）；准备前往（某地> : homewarci bound (= going home)在回家途中◊ a pkme bound /or DuWin 开往都柏林的飞机◊ Paris-bound 前往巴黎的◊ northbound/southbound/eastbound/ westbound向北/向南/向东/向西行进的E3SI be bound 'up in sth very busy with sth; very interested or involved in sth忙于某事；热衷于某秦：He’s too bound up in his work to have much time for his children. jtfeX 作太忙，没有很多时间陪孩子。》>01111€1311€|£^- _termined (A//\/r?£) very determined to do sth 矢志不 渝；下定&心 be bound to’gether by/in sth to be closely connected因…（或在…方面 > 密切联系： communities bound together by customs and traditions 因习俗和传统而结合在一起的6：区bound _up with sth closely connected with sth 和某事物密切相关：From that moment my life became inextricably bound up with hers.从那一刻起，我的生命就和她结下不解之缘。‘I’ll be bound (o/d-/fl5/7/’one£y，I feel sure 我敢 肯定 一 more at honour n.

■ verb 1 [V +adv./prep.] to run with long steps, especially in an enthusiastic way 跳跃着跑：The dogs bounded ahead.那些狗在前面蹦蹦跳跳地跑。2 [VN] [usually passive] to form the edge or limit of an area 形成…的边 界（或界限 > :The/idd was bounded on the 丨e/ir by a wood.那片地左边依傍着一片树林。

mnoun (forma/) a high or long jump 蹦®匕；跳跃 一 see also bounds ITtT^l see leap n.

boundary /'baundri/ noun {pi. -ies) 1 a real or imagined line that marks the limits or edges of sth and separates it from other things or places; a dividing line 边界；界限；分界线：narionai boundaries国界◊ (/5nE) county boundaries IP !?• 0 boundary changes/disputes 边界壶化 / 争端◊ The/ence marfo the boundary between my property and hers.那道篱笆是我和她的住宅之间的分 界。◊ Scientists continue to push back the boundaries 〇/human knowledge.科学家不断扩大人类知识的范围。

0 the boundary between acceptable and unacceptable behaviour认可岛和不被认可的行为之间的界限〇 note at