53、The person who ______ this type of research deserves our praise.
A. originated B. manufactured C. generated D. estimated
[originate]
originate (from) 起源于
origin 起源
original 最初的、原创的
embark 开始、登上
[/originate]
[abroad]
abroad 到国外
broad 宽敞的、宽阔的
blackboard 黑板
board 木板
aboard 登船、登飞机
[/abroad]
[manufactured]
manufactured 手工做的、人造的
manufacture 制造、加工
manual 手册
[/manufactured]
[generate]
generate 产生、发生
hate 憎恶
[/generate]
[estimate]
estimate 估计
[/estimate]
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