形容詞 keen:

1. having or demonstrating ability to recognize or draw fine distinctions
   同義詞：acute, discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp
2. intense or sharp
   同義詞：exquisite, keen
3. very good
   同義詞：bang-up, bully, corking, cracking, dandy, great, groovy, keen, neat, nifty, not bad, peachy, slap-up, swell, smashing
4. as physically painful as if caused by a sharp instrument
   同義詞：cutting, keen, knifelike, piercing, stabbing, lancinate, lancinating
5. having a sharp cutting edge or point
   同義詞：keen

1. Argot renewal on same term rest since our current sale max cannot increase as competition keener here.
   希望以相同條件簽約，因此地競爭激烈，本公司目前無法提高銷售極限。