S. op. s.
[医] 必要时
🗣️ 情景例句
How's your family?
你的家人好吗？
Life is compared to voyage.
人生好比是航海。
Both poisons are unpleasant, but by far the more unpleasant is the blood poison.
这两种毒液都很可怕，但溶血性毒液尤其厉害。