Nanocapsule
毫超微囊剂
🗣️ 情景例句
I received a letter from my parents this morning.
今天早上我收到父母一封信。
How can you be so stubborn?
怎么那么死脑筋？
Hello, Zhou Lan. This is Bruce.
你好，周兰。我是布鲁斯。