| 单词 | constant |
| 释义 | constant —constantly, adv. /kon"steuhnt/, adj. 1. not changing or varying; uniform; regular; invariable: All conditions during the three experiments were constant. 2. continuing without pause or letup; unceasing: constant noise. 3. regularly recurrent; continual; persistent: He found it impossible to work with constant interruption. 4. faithful; unswerving in love, devotion, etc.: a constant lover. 5. steadfast; firm in mind or purpose; resolute. 6. Obs. certain; confident. n. 7. something that does not or cannot change or vary. 8. Physics. a number expressing a property, quantity, or relation that remains unchanged under specified conditions. 9. Math. a quantity assumed to be unchanged throughout a given discussion. [1350-1400; ME < L constant- (s. of constans, prp. of constare to stand firm), equiv. to con- CON- + sta- STAND + -nt- prp. suffix] Syn. 1. unchanging, immutable, permanent. 2. perpetual, unremitting, uninterrupted. 3. incessant, ceaseless. 4. loyal, staunch, true. See faithful. 5. steady, unwavering, unswerving. Ant. 1. changeable. 2. fitful. 3. sporadic. 4. unreliable. 5. wavering. |
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