Colibacterin
大肠菌苗
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
If your prices are more favorable than those of your competitors we shall send you our order.
如果你方价格比其他竞争对手的优惠，我们将向你们订货。
It then sends these signals down an ordinary telephone line to another fax machine, which changes the signals back into the shapes of letters.
然后把这些符号通过一条普通的电话线送到另一台传真机上，传真机又把符号变为字母形状。