单词 | 临界状态 |
例句 | DEFINITIVE EXAMPLES 权威例句〔chain reaction〕The plutonium can go critical and set off a chain reaction.钚可能会达到临界状态并引发链式反应。外研社新世纪〔knife edge〕The economy is balanced on a knife edge between recovery and recession.经济在复苏和衰退的临界状态中保持着平衡。外研社新世纪 |
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