| 释义 |
●ˌback sb/sth↔ˈup🔑 to support sb/sth; to say that what sb says, etc. is true 支持；证实（某人所言）◆I'll back you up if they don't believe you. 如果他们不相信你，我会为你作证。◆The writer doesn't back up his opinions with examples. 作者没用实例印证他的看法。🔑 to provide support for sb/sth 支持；支援◆two doctors backed up by a team of nurses 由一组护士辅助的两名医生◆The rebels backed up their demands with threats. 反叛者以恐吓手段要挟。 ➡ related noun backup See also back |