n.去心器；挖核器

A doohickey is an apple corer, peeler and slicer. 這是個(gè)集去蘋果心、削皮和切片為一體的小裝置。

Few homes truly need a juicer, or an apple corer, or an ice cream maker. 你能省多少錢完全取決于你能多到位的實(shí)行這些點(diǎn)子。

LL: This doohickey is one of the greatest inventions of all time. It is an apple corer, peeler and slicer. 這玩藝兒既能削皮，挖掉蘋果的核還能把蘋果切成片，有這么多功能呀。怪不得你說它是最偉大的發(fā)明之一。

This paper mainly introduces the design,the basic operating principle and its performance of a vibration piston corer. 本文主要介紹了振動(dòng)活塞取樣鉆具的設(shè)計(jì)指導(dǎo)思想及其工作原理和性能特點(diǎn)。

The rate of slab with longitudinal corer cracks is decreased from 2.77% to 0.09% with the effectual measures. 對(duì)其采取有效措施后，使板坯的偏離角縱裂紋發(fā)生率由2.

n.(競(jìng)賽等的)記分員；記錄員；得分者