Rf
射频, 测距计, 测远仪\\n[计] 射频
🗣️ 情景例句
I've got to keep my nose to the grindstone to support my family.
我拼命工作养家。
When does it arrive?
什么时候到那儿？
Before she had anchored, the men from the boats had climbed on board and the decks were son covered with colourful rugs from Persia, silks from India, copper coffee pots, and beautiful handmade silverware.
大船还未下锚。小船上的人就纷纷爬上客轮。一会儿工夫，甲板上就摆满了色彩斑斓的波斯地毯。印度丝绸。铜咖啡壶以及手工制作的漂亮的银器。