Rawlplug
n. <建>罗威纤维管, 罗威套管
🗣️ 情景例句
Which part of the paper do you read first?
你会先看报纸的哪一部分？
You've done me a great favour.
您帮了我大忙。
Though a number of descents have been made, much of it still remains to be explored.
人们多次进入洞内探险，但至今尚有不少东西有待勘探。