Phosphonitrogen
磷氮肥
🗣️ 情景例句
to ask Dad to sign as a guarantor.
请爸爸当担保人为我签字。
I ask him to pay you now.
我要求他现在付钱给你。
Maybe Shanghai, Nangjing, Wuxi and Hangzhou.
可能参观上海、南京、无锡和杭州。