| 单词 | breakthrough |
| 释义 | breakthrough breɪkθruː ˈbreɪkˌθruː ˈbreɪkˌθru Word forms: plural breakthroughs
SYN development, advance, progress, improvement Trends of breakthrough View usage for:All yearsLast 10 yearsLast 50 yearsLast 100 yearsLast 300 years |
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