Hld
abbr. held (hold的過去式); hold 保持; 同步; 成立
?? 醫學釋義
半數致列劑量
??? 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兌換多少呢，先生？
Thank you. Here's $10:00. Keep the change.
謝謝你。這是10美元，不用找了。
These days we use a thermos , said Li Lei.
“如今用的是熱水瓶了，”李磊說。