Srna
n. [生化]可溶性核糖核酸
🗣️ 情景例句
but, unfortunately,
但是， 很不幸，
Wit once bought is worth twice taught.
亲身一次的经验，抵得上老师两次的教导。
That's about the best we can do on that.
那差不多是我们所能开出的最低价了。