记忆方法
将“invariable”拆分为“in-”和“variable”。记住“in-”是表示否定或加强，而“variable”表示易变的。结合这两个部分，想象“invariable”像是一直不变的，即永恒不变的事物或状态。
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中文词源
invariable 不变的，始终如一的
in-,不，非，vary,改变。
英语词源
- invariable (adj.)
- early 15c., from Old French invariable (14c.) and directly from Medieval Latin invariabilis, from in- "not, opposite of" (see in- (1)) + variabilis (see variable). Related: Invariably.
权威例句
- 1. It was his invariable custom to have one whisky before his supper.
- 晚饭前来杯威士忌，这是他一直以来的习惯。
- 2. Her routine was invariable.
- 她的日常生活总是千篇一律。
- 3. This process, however, was not invariable.
- 但是, 这个过程并非始终不变.
- 4. The day's routine, whether in London or at Windson, was almost invariable.
- 每日的生活, 无论在伦敦或在温色差不多没有变化的.
- 5. Reduced vigor or " inbreeding depression " is not an invariable consequence of inbreeding.
- 降低生活力或 “ 近亲繁殖的衰退 ” 并不是近亲繁殖必然的后果.