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a. Syn. drastic; extreme
(根本的,激進的) drastic; extreme; arising from or going to a root or source; basic


Spelling Word: radical
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n.
(半徑,半徑範圍) right line drawn or extending from the center of a circle to the periphery


Spelling Word: radius
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v. Syn. wander
(遊蕩,漫無目的遊蕩) wander aimlessly; move about aimlessly; walk about casually or for pleasure


Spelling Word: ramble
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v. Syn. rehabilitate; rejuvenate
(開墾,要求歸還,收回) bring into or return to a suitable condition for use; claim back; make useful again


Spelling Word: reclaim
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a. Syn. superfluous; repetitious
(冗餘的,多餘的) exceeding what is necessary or natural; repetitious; excessively wordy


Spelling Word: redundant
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v. Syn. purify
(精煉,精製) purify; make more precise; improve


Spelling Word: refine
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a. Syn. invigorating; energizing
(提神的,涼爽的) invigorating; energizing; pleasantly new or different


Spelling Word: refreshing
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n.
(償還,退款) repayment of fund; an amount repaid


Spelling Word: refund
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n. Syn. renewal; revival
((靈魂)重生,新生) renewal; growth of lost or destroyed parts or organs


Spelling Word: regeneration
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a.
(無情的,殘酷的) unmoved by appeals for sympathy or forgiveness; insensible to distresses of others; unyielding


Spelling Word: relentless