| 单词 | unstable |
| 释义 | unstable —unstableness, n. —unstably, adv. /un stay"beuhl/, adj. 1. not stable; not firm or firmly fixed; unsteady. 2. liable to fall or sway. 3. unsteadfast; inconstant; wavering: unstable convictions. 4. marked by emotional instability: an unstable person. 5. irregular in movement: an unstable heartbeat. 6. Chem. noting compounds that readily decompose or change into other compounds. [1175-1225; ME; see UN-1, STABLE2] Syn. 2. precarious. 2, 3. See unsettled. 3. vacillating. |
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