unstable

• adj. 不稳定的；动荡的；易变的

英文词源

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.

双语例句

1. Their politics consisted of unstable power-plays between rival groups.

他们的政治活动包括竞争团体间反复多变的打压行动。

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2. The situation is unstable and potentially dangerous.

情况不稳定，可能有危险。

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3. She was physically delicate and psy-chologically unstable.

她身体孱弱，心理上也不够稳定。

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4. Both clay and sandstone are unstable rock formations.

黏土和砂岩都是不牢固的岩石构造。

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5. Europe had become infinitely more unstable and fragmented.

欧洲已经变得相当不稳定，也越来越分化。

来自柯林斯例句