英语习语：

on the tip of one's tongue 一时想不起来，话到嘴边又忘记

双语例句：
Are you sure you can't remember the name of that record?
你肯定记不起来那张唱片的名字吗？

It's just on the tip of my tongue!
我就是一时想不起来了。

The lips are posed in simple curves, and note the drag on the tip of the tongue.
眼皮呈单纯曲线状，同时注意到舌尖往上拉的状态。

All the tag ends of a night's proofing danced on the tip of my tongue.
一夜间校对的文稿标签都在我的舌尖上跳舞，达尔马提亚—我曾拿到为这个美丽的珠宝胜地做的广告。

The teacher asked them a question. The answer was on the tip of his tongue, but another student raised her hand and said it first.
老师问了一个问题，答案就在他嘴边，但是另外一个学生举手抢先一步回答了这个问题。

I have his name on the tip of my tongue.
我几乎想起他的名字。

His name was on the tip of my tongue, but I just could not recall it.
他的名字很熟但我就是一时记不起来了。

The title of the article is right on the tip of my tongue.
我就是想不起来那篇文章的标题。

Remember the tongue map you learned about in junior high—the one showing taste receptors for sweet flavors on the tip of the tongue, bitter in the back, and sour on the sides?
还记得你学过的味觉分布图吗？ 甜的味蕾在舌尖；苦的味蕾在舌根；酸的味蕾在两边？

For HIV/AIDS, this question is not on the tip of the tongue. It is loudly spoken.
关于艾滋病毒/艾滋病，这已不是我们嘴边想问的问题，而是已经大声提出的问题。