Siu
abbr. 国际海员工会（Seafarers' International Union）；系统接口单元（System Interface Unit）
🗣️ 情景例句
Hello. This is a representative of Zhongyou Department Store.
喂，您好。我是中友百货的。
He is easily offended.
他容易生气。
He thought they needed to know the direction to it.
它们还需要知道去那里的方向。