J acid
[化] J酸; 2-氨基-5-苯酚-7-磺酸
🧩 词语组成解析
🗣️ 情景例句
Window-shopping is some girls'favorite pastime.
逛街是许多女孩消磨时间的首选方式。
The land in this region is dry and parched.
在这个区域的陆地是干燥炎热的。
You'll have to wear this hard hat for the tour.
参观时必需戴上这安全帽。