Dga
[医][=diglycol amine]二甘醇胺
🗣️ 情景例句
2. We should all start exercising.
咱们都该去健身了。
These clothes are very beautiful, but are not of vary good quality.
这些衣服很漂亮，但是质量并不太好。
Would you be kind enough to sign our visitors book?
请在来宾簿上签名好吗？