The bad taste makes it hard to swallow.

苦味常常令我们难下咽。

So it adds the sort of bitterness to it, the sourness.

它增加了一种苦味，酸味。

There's a very slight bitter taste that I love.

我喜欢一种非常轻微的苦味。

The bitter alkaloid that has this formula is caffeine.

这种苦味生物碱的配方是咖啡因。

This juice is very sticky, and it has a bitter taste.

这种液体性, 带有些许苦味。

Appreciate the bitterness of grapefruit or the sourness of rhubarb.

欣赏葡萄柚的苦味或大黄的酸味。

Specifically, whether or not you're genetically predisposed to perceive bitterness-and therefore bitter veggies.

具体来说，即你的基因是否易于感知苦味，能否接受苦味蔬菜。

It makes the coffee very dark in colour, and gives it a slightly bitter taste, which many people like.

咖啡颜色变深, 还带上点儿苦味。很多人喜欢这种苦味。

Bitter flavors could signal poisonous foods.

苦味能是有毒食物的信号。

The team was also able to do the same with bitter neurons.

团队对苦味神经元进行了同样的操作。

Because I love bitterness of black coffee with sweetness of donut.

我喜欢黑咖啡的苦味和甜甜圈的甜味。

Bitter Gourd has a distinct bitter taste that does not appeal to my palete.

苦瓜有一种明显的苦味，不适合我的口味。

The bitterness in " A" is coming out a bit more.

A里的苦味更明显了。

Tea leaves are loaded with bitter chemicals designed to repel browsing animals.

茶叶含有会使吃草的动物厌恶的苦味化学物质。

But on its own, it is sour and has a bitter taste.

但就其本身而言，它是酸的，有一种苦味。

Your tongue's reactions to bitter or spicy foods are rejection responses as well.

你的舌头对苦味或辛辣食物的反应也是排斥反应。

Workers must first dry and then roast them in order to remove the bitter taste.

工人们必须先将其弄干，然后经烘烤才能去除苦味。

Researchers examined airway tissue to learn why bitterness makes the muscles relax.

研究人员检查气道组织后了解了为什么苦味能够肌肉放松。

But genes that help detect bitter, sweet and savory tastes are inactivated.

但是，帮助感知苦味、甜味和咸味的基因是不活跃的。

Kistler says mastodons probably weren't put off by the gourds' bitter taste.

基斯特勒表示，乳齿象能不会被野生南瓜的苦味吓退。