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n.
(半径,半径范围) right line drawn or extending from the center of a circle to the periphery


Spelling Word: radius
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n.
(筏,救生艇) a flat float made of logs or planks; a large number or amount or extent


Spelling Word: raft
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ad. Syn. easily; quickly; promptly
(容易地,欣然地,立刻地) easily; quickly; in a prompt, timely manner; promptly


Spelling Word: readily
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v. Syn. adapt; settle; resolve
(抛弃前嫌,结为好友,化解冲突) correct inconsistencies; become friendly after a quarrel; become compatible or consistent


Spelling Word: reconcile
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n.
(长方形) a parallelogram with four right angles


Spelling Word: rectangle
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v. Syn. correct
(纠正) set right; correct by calculation or adjustment


Spelling Word: rectify
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v. Syn. reprocess
(使再循环,再利用) reprocess; use again after processing


Spelling Word: recycle
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n. Syn. government; administration
(政体) form of government; government in power; administration; prevailing social system or pattern


Spelling Word: regime
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a. Syn. unwilling; averse
(不情愿的,勉强的) not wanting to take some action; averse


Spelling Word: reluctant
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n. Syn. receptacle
(水库,蓄水池) tank used for collecting and storing a liquid; holding pond; lake used to store water for community use


Spelling Word: reservoir