Cvcf
稳压稳频电源
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
Some people sometimes ask me what is the secret of such a tremendous growth.
有时有人问我取得如此惊人增长的秘密是什么。
The language which the Maori speak is related to the languages of Tahiti and Hawaiil.
毛利人讲的语言与塔希提岛和夏威夷的语言有同源关系。