ticklish

1. ADJ A ticklish problem, situation, or task is difficult and needs to be dealt with carefully. (問題、情況、任務等)艱難的; 難処理的; 棘手的[usu ADJ n]

So car makers are faced with the ticklish problem of how to project products at new buyers. 因此，汽車制造商麪臨著怎樣曏新顧客樹立産品形象的難題。

2. ADJ Someone who is ticklish is sensitive to being tickled, and laughs as soon as you tickle them. 怕癢的; 怕胳肢的

This massage method is not recommended for anyone who is very ticklish. 這種按摩法不推薦給很怕癢的人使用。