Tachygraphometry
图示测速术[学]
🗣️ 情景例句
Eight straight-back chairs. Thirty folding chairs.
八张直背椅。三十张折摺椅。
I'm glad to hear about your promotion.
我很高兴得知你升了职。
and beyond six or seven they are worthless.
如果超过六七天，天气预报就没有了任何价值。