Sp. gr.
[医] 比重
🧩 词语组成解析
[医] 酒精; 醑剂
🗣️ 情景例句
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
Turn left at the first light. You can't miss it.
到第一排红绿灯处往左拐。你不会找不找的。
You must weigh it carefully.
你必须仔细地称一称重量。