Mesosperm
中种皮
🗣️ 情景例句
I'm too sick to even get out of bed.
我病得都下不了床了。
Let's make up.
让我们言归于好吧。
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。