R.r.
[医] 里瓦·罗契氏血压计, 水银血压计
🗣️ 情景例句
Very valuable.
很有价值。
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石头最坚也磨损。
Good, we'll be ordering in just a few days.
很好，两三天内我们就会下订单。