precarious
adj. 摇摇欲坠的,不稳固的;(局势)不确定的,危险的
adj.不稳定的
connectible eurithermophile homologize proteinaceous residence vitrifacture zeal下载迅蛙App
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adj. 摇摇欲坠的,不稳固的;(局势)不确定的,危险的
adj.不稳定的
connectible eurithermophile homologize proteinaceous residence vitrifacture zeal