Sigmic
a. ∑粒子的, 含∑粒子的
🗣️ 情景例句
They're both very good buys.
这两栋都是价格便宜的。
The price we offered is more favorable than the quotations you can get from our competitors, I'm afraid.
恐怕我方报价比您从我方竞争对手那儿得到的报价更优惠。
He's putting on his school clothes.
他在穿校服。