1610s, "action of officially consigning to the custody of the state," from commit + -ment. (Anglo-French had commettement.) Meaning "the committing of oneself, pledge, promise" is attested from 1793; hence, "an obligation, an engagement" (1864).
权威例句
1. Have they, for example, demonstrated a commitment to democracy?
例如,他们是否已表现出会致力于民主?
2. He waxed lyrical about the skills and commitment of his employees.
他津津乐道于员工的技能和敬业精神。
3. The targets would not be achieved unless other departments showed equal commitment.
除非其他部门同样努力,否则这些目标无法达成。
4. It is an open question how long that commitment can last.
这一承诺能维持多久还不确定。
5. He reaffirmed his commitment to the country's economic reform programme.