Digitalis ferruginea l.
[医] 铁锈色洋地黄
🧩 词语组成解析
digitalis
[didʒi'teilis]
n. 洋地黄;
[医] 拉丁文, 乳杆菌属, 左, 光觉, 磅, 天平, 升, 长度, 长; 腰的, 致死的
🗣️ 情景例句
we're not sure
我们还不能肯定
I must know your opinion.Do you agree with me?
我必须知道你的意见.你同意我吗？
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。