Calmness
[ ['kɑ:mnis] ]
第5级
其它 Other
n. 平静, 镇静, 冷静
✅ 同义词
🔴 反义词
📖 牛津释义
calmness
n [U].
🗣️ 情景例句
Many people believe that GM food is not good for your health.
许多人认为基因改良食品对健康有害。
His opening remarks were serious.
他的开场白说得很严肃。
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。