脑筋急转弯： 什么水取之不尽,用之不竭

什么水取之不尽,用之不竭，当然是口水啊。

脑筋急转弯最早起源于古代印度。就是指当思维遇到特殊的阻碍时，要很快的离开习惯的思路，从别的方面来思考问题。现在泛指一些不能用通常的思路来回答的智力问答题。

老师提了个问题：什么水取之不尽，用之不竭？一下就能知道答案吧

汉水取之不尽用之不竭

https://m.baidu.com/s?tn=zbios&pu=sz%401320_480%2Ccuid%40_8B38giP-a__a2iy082Filix2ilt8SicgaSau0u6vfigu-8g_u-Yi_uQv8YPP2tHA%2Ccua%40_a-qi4aq-ig4NE6lI5me6NI0-IgUI2t6ACx5B%2Ccut%40pa116f5GLizIuD8bgNWVRE0uA%2Cosname%40baiduboxapp%2Cctv%402%2Ccfrom%401017242a%2Ccen%40cuid_cua_cut%2Ccsrc%40browserf_box_txt&bd_page_type=1&word=Y7Msvv4PhIrCRQs%7AVtrHady7OYNh%7AwG%39KNPpG%2BDlKgDeDySADWLA6Ct5Vg5bq%7A1Q%2BanojcmLKlLM2oEs%2B7F%39fw%3D%3D&cki=1&from=1017242a&pkgname=com.baidu.searchbox&network=1_0&ss=01000000&sa=tkh_1&ant_ct=Mj4rVhINOpSxr0Oqxug8cs%2BKHdXpJx%39TPDFD4tYBLUp%2BB%7Ai8KFfG8t2F4Dq7YaEI2V0lLV%5Art4TjwumoQL3x1g%3D%3D&t_samp=presearch_1_40

口水了！这都不知。🤗🤗