Hld
abbr. held (hold的过去式); hold 保持; 同步; 成立
🏥 医学释义
半数致列剂量
🗣️ 情景例句
Mr. Douglas is currently on leave.
道格拉斯先生眼下正在休假。
Where did you go yesterday?
你昨天去了哪里？
I fear that he drinks too much.
我担心他喝的酒太多了。