Group (Q R) - Spelling Practices

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(1) v. (缝制针线品) pad and stitch ornamentally; construct something, such as clothing, using the same technique
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(2) n. (雷达) measuring instrument to detect distant objects by microwave
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(3) n. (辐射,发光,放热) very small particles of a radioactive substance that can cause illness or death
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(4) n. Syn. advice(推荐,介绍(信)) making attractive or acceptable; pushing for something
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(5) v. Syn. correct(纠正) set right; correct by calculation or adjustment
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(6) v. Syn. reprocess(使再循环,再利用) reprocess; use again after processing
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(7) v. (使冷却,冷藏) preserve by chilling; cool or chill something
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(8) v. Syn. restore; recover(恢复,复原) restore to proper condition; help to re-adapt, as to former state of health or good repute
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(9) n. (旧病复发,再恶化) falling back into a former state, especially becoming worse