Acron
阿克隆铝铜硅合金; 铝基铜硅合金
🗣️ 情景例句
Mary and Arnold are going steady.
玛丽和阿诺德正式成为情侣。
There is no general rule without some exception.
普遍规律必有例外。
Perhaps there is an element of truth in both these pictures,
也许，这两种都像都有可信之处。