Tachygraphometer
供测量用的带照准仪的速测仪
🗣️ 情景例句
Thanks, Grandpa.
谢谢你 ，爷爷。
Life is long if you know how to use it.
如果懂得好好利用，生命就长了。
One day, Mrs. King asked Lucy to go shopping for her.
一天，金太太叫露西帮她去买东西。