Levorin
制酵母菌素
🗣️ 情景例句
Then three it will be.
好 ，就三杓。
Boy, you are in a lousy mood!
天啊，你情绪糟糕透了！
suggested an idea on which he had been working for many years to the British Government and industrial circles.
他向英国政府和工业界提出了他研究多年的一项计划。