noun 下载 🔗分享 毫米 An SI/MKS unit of measure, the length of 1/1000 of a meter. Symbol: mm Examples : "The carpenter needed to be precise; he measured the wood to the nearest few millimeters. " 木匠需要非常精确,他把木材精确测量到了几毫米的程度。 unit science math technical 与AI对话词汇游戏阅读练习