词根词缀分析:
ad 加强语气 + vis 看 + able 构成形容词，表能力 -> 能让人多看看的 -> advisable 可取的
adj. 明智的，可取的，适当的It is not advisable to hold back in the face of difficulties.
在困难面前裹足不前的态度是不可取的。
It's advisable to get physical examination regularly.
经常做体检是明智之举。
It is advisable to book early.
宜提早订票。
Early booking is advisable.
早订票是明智的。
It may be advisable to have a blood test to put your mind at rest.
验一下血让你自己安心也许是明智的。
