Ignition limits
[化] 燃烧极限
🧩 词语组成解析
ignition
[ig'niʃən]
n. （汽油引擎的）发火装置;着火，燃烧;点火，点燃;
n. 范围；领土；极限（limit的复数）
🗣️ 情景例句
I've thought about that for some time.
我已经想过一阵子了。
He has come to be recognized as an expert in the problem of overpopulation and food supply.
由于他的经验促使他终于成为了公认的人口过剩和食物供应问题的专家。
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。