momentous
adj.
1650s, from moment + -ous to carry the sense of "important" while momentary kept the meaning "of an instant of time." Related: Momentously; momentousness.
| 词汇 | momentous |
| 词根词缀 | Online Etymology Dictionary momentous adj. 1650s, from moment + -ous to carry the sense of "important" while momentary kept the meaning "of an instant of time." Related: Momentously; momentousness. |
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