Fischer reagent for water
[机] 费希尔测水试剂
🧩 词语组成解析
n. 费舍尔（诺贝尔化学奖获得者）
reagent
[ri(:)'eidʒənt]
n. 反应物，试剂;
for
[fɚ]
prep. 为，为了;倾向于;关于;当作;
conj. 因为，由于;
water
['wɔtɚ]
n. 水;雨水;海水;海域;
v. 给…浇水;供以水;加水稀释;流泪;
🗣️ 情景例句
I'll give them your regards.
我会向他们转达你的问候。
Mac always has to run to catch his train.
麦克常常为了赶乘火车而奔跑。
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。