单词 | 研制成功 |
例句 | DEFINITIVE EXAMPLES 权威例句Drugs have been developed to cure some duodenal ulcers.治疗十二指肠溃疡的药研制成功了。剑桥国际Years of painstaking research have led to a new vaccine.多年的辛苦研究终于换来了一种新疫苗的研制成功。剑桥国际 |
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