对它先用酸处理再进行分析。
一些空间将首先用于贮藏。
在非洲南部，有些人先用棍子刷牙。
In the south of Africa, some people brush their teeth with sticks first.
这篇文章说，有些人先用棍子刷牙。
Some people brush their teeth with sticks first according to the passage.
如果天气太冷，先用布盖住手臂。
最好先用你所拥有的食物，尤其是冰箱里的新鲜食物。
It's a good idea to use the foods that you have first, especially the fresh foods in the fridge.
美国教授约翰·邓洛斯基建议：“先用你最喜欢的笔和颜色阅读课本，然后把重要的想法写在小卡片上，这样做实际上是自我测验。”
John Dunlosky, a professor in the US, suggests that "you start by reading a textbook with your favorite pens and colors, and then write down the important ideas on small cards while doing so you actually try to test yourselves on them."
在这三次试验中，巴尼都是先用棍子来检查。
In all three trials, Barney began by using a stick for inspection.
章鱼先用触须抓住猎物，然后用毒液杀死它们，和蛇很相像。
Octopuses catch their prey with their tentacles and use their venom to kill them, much like snakes.
她侧着身子坐在车里，先用手抬起一条腿，然后又抬起另一条腿。
Sitting sideways in the car, she lifted one leg with her hands and then the other one.
南极章鱼吃各种各样的动物。它们先用触须抓住猎物，然后用毒液杀死它们。
Antarctic octopuses eat a wide variety of animals. They catch their prey with their tentacles and use their venom to kill them.
全部三次测试中，巴尼都先用小棍子试探。其中一个测试对象是一条橡胶蛇。
In all three trials, Barney began by using a stick for inspection. One involved a rubber snake.
先用一把好铲子在草地上划出花园的轮廓。你的孩子可以把草皮拉开，把它放在一边用作堆肥。
With a good shovel, you can cut an outline of the garden in the grass. Your child can then pull the sod away and set it aside it for composting.
他建议在后灾害状况下，首先用附加电池的太阳能系统去承担本应由柴油发电机完成的许多工作。
His proposal is to start by using solar systems with associated batteries to do much of the work that diesel generators do in post-calamity situations.
面包放在冷藏室中很快就会干掉，但如果先用塑料、再用金属箔包好，就能完好的保存长达六个月。
Bread will dry out quickly in the refrigerator, but it can be kept well for up to six months if wrapped in plastic, then foil.
根据当地的民间传说，这些雕像会自己行走；而研究人员倾向于认为这些雕像是由他们的祖先用绳子和木头拖着走的。
Local folklore maintains that the statues walked, while researchers have tended to assume the ancestors dragged the statues somehow, using ropes and logs.
先用海绵擦洗一下，再冲淋浴。
对不起，能让我先用一下电话吗？
好的，我先用英语自我介绍一下。
画师先用碳棒描出图像的草图。
To begin, the artist works out the sketches of the images with charcoal sticks.
先用温水洗，再用冷水洗净，抹干。
Rinse off with warm water, then follow with a cold water rinse. Pat dry.
她先用粗针脚缝上袖子，然后再细细缝好。
先用理论解释世界，再指导实际生活。
Interpret the world with theories then guide your life with them.
首先用浏览器打开这个HTML文件。
蔬菜应先用水浸泡一下。
做例题之前，我先用另一种方式表达一下。
Before I do the example, let me just say in a different language.
三个女人轮流先用其中一种语言说一些句子。
Each woman was shown in turn saying sentences in one of the languages.
首先，我把一切先用3 -D软件设计好。
先用湿海绵擦一下玻璃，然后用一块干布擦干净。
先用湿海绵擦一下玻璃，然后用一块干布擦干净。
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