S.i.
[医] 可溶胰岛素, 国际单位制
🗣️ 情景例句
One tiny little touchdown, with just three minutes to play.
一次小小的达阵得分 只剩下三分钟了。
For a few, scholarships were sources of support.
有少数人，奖学金是他们接受教育的学费来源。
If only I could fly.
要是我能飞就好了。