Dosis efficax
[医] 有效量, 治愈量
🧩 词语组成解析
[医] 量, [一次]剂量, 一剂
🗣️ 情景例句
Do you celebrate Christmas in China?
中国人庆祝圣诞节吗？
Better half an egg than empty shell.
半只蛋也比空壳好。
'I don't think the windows need cleaning at this time of the night.
“我看不必在夜里这个时候擦窗子吧。