1. 清晰的
2. 有力的
3. 锐利的
4. 有效的
5. 中肯的
6. 尖锐的
7. 尖刻的
8. 犀利的
9. 严厉的
10. 激烈的
11. 鲜明的
12. 深刻的
13. 分明的
14. 简明的
15. 透彻的

1. having keenness and forcefulness and penetration in thought, expression, or intellect;

   "searching insights"
   "trenchant criticism"
   

2. characterized by or full of force and vigor;

   "a hard-hitting expose"
   "a trenchant argument"
   

3. clearly or sharply defined to the mind;

   "clear-cut evidence of tampering"
   "Claudius was the first to invade Britain with distinct...intentions of conquest"
   "trenchant distinctions between right and wrong"
   

1.（批评、评论等）鲜明的，犀利的，尖锐的，中肯的
You can usetrenchant to describe something such as a criticism or comment that is very clear, effective, and forceful.

e.g. He was shattered and bewildered by thistrenchant criticism...
他因这番尖锐的批评而万念俱灰，茫然不知所措。
e.g. His comment wastrenchant and perceptive.
他的评论既一针见血又鞭辟入里。

1. 尖刻的：trenchancy 锐利 |trenchant 尖刻的 | trencher cap 学士帽

2. 清晰的：scant 缺乏的 |trenchant 清晰的 | trepidation 颤抖

3. 一针见血：transparent透明的a |trenchant一针见血d | trench壕沟

4. (古诗)锐利的,尖刻的：Veiled 隐藏的 |trenchant (古诗)锐利的,尖刻的 | Lenient 宽厚的,怜悯的