Language is mutable: the meaning of a common word can drift so far that older texts require footnotes.
语言是可变的：一个常用词的意思可能漂移到令旧文本必须加注的程度。
Which choice best defines “mutable”?
C — Liable to change.. “mutable” means Liable to change..
Which word means “Liable to change.”?
D — mutable. “mutable” means Liable to change..
mutable — Liable to change.. In Chinese: 易变的;可变的;无常的.
mutable is pronounced //ˈmjuːtəbl//.
Language is mutable: the meaning of a common word can drift so far that older texts require footnotes. (语言是可变的：一个常用词的意思可能漂移到令旧文本必须加注的程度。)
changeable, variable, unstable — all close in meaning to mutable (Liable to change.).
fixed, immutable — each the opposite of mutable (Liable to change.).
Yes. mutable is on the SAT Prep Difficult list — the higher-register words that decide the hard questions. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
mut(改变,mutate) + -able → 会变的 → 易变的。