Tachygraphometer
供测量用的带照准仪的速测仪
🗣️ 情景例句
I'd like you to meet the head of the student relations committee.
我想见见学生关系委员会主席。
Happy is he who knows his follies in his youth.
记得青年时所做的愚笨事的人是幸福的。
Goodbye.
再见。