Positex
阳电荷胶乳, 阳[酸]性橡浆[乳胶]
🗣️ 情景例句
I have three tonsillectomies set for Friday with Dr. Earl.
我安排好要和Earl大夫在星期五进行三个扁桃腺切除手术。
Ill air slays sooner than the sword.
污浊的空气杀人比刀还快。
At night, families often stay in the open air near their houses.
晚上很多人家常呆在附近户外。