unstable
?? 發布時間：2026-07-02 19:53:12
英 [?n'ste?b(?)l]
美[?n'stebl]
英英釋義
考試真題
實用場景例句
近義詞slippery unsound unsure changeable infirm weak flighty breakable unsteady fickle capricious unreliable erratic unsafe
反義詞
- adj. 不穩定的；動蕩的；易變的
CET4TOEFLCET6低頻詞擴展詞匯
英文詞源
- unstable (adj.)
- early 13c., "apt to move," from un- (1) "not" + stable (adj.). Similar formation in Middle High German unstabel. Meaning "liable to fall" is recorded from c. 1300; sense of "fickle" is attested from late 13c. An Old English word for this was feallendlic, which might have become *fally.
雙語例句
- 1. Their politics consisted of unstable power-plays between rival groups.
- 他們的政治活動包括競爭團體間反復多變的打壓行動。
來自柯林斯例句
- 2. The situation is unstable and potentially dangerous.
- 情況不穩定，可能有危險。
來自柯林斯例句
- 3. She was physically delicate and psy-chologically unstable.
- 她身體孱弱，心理上也不夠穩定。
來自柯林斯例句
- 4. Both clay and sandstone are unstable rock formations.
- 黏土和砂巖都是不牢固的巖石構造。
來自柯林斯例句
- 5. Europe had become infinitely more unstable and fragmented.
- 歐洲已經變得相當不穩定，也越來越分化。
來自柯林斯例句