Dhs
数据处理系数（Data Handing System）；癸二酸二己酯
🗣️ 情景例句
My favorite hobby is coin collecting.
我最大的爱好是收集硬币。
Competition for this kind of goods is tough.
这种商品的竞争非常激烈。
Dressed up as Father Christmas and accompanied by a 'guard of honour' of six pretty girls, he set off down the main street of the city riding a baby elephant called Jumbo.
他打扮成圣诞老人，在由6个漂亮姑娘组成的“仪仗队”的陪同下，骑上一头名叫江伯的小象，沿着城里的主要街道出发了。