Lignins
(lignin 的复数) n. 木质素\\n[化] 木质素; 木素
🗣️ 情景例句
What is it you don't like about winter weather?
你不喜欢冬天什么样的天气?
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。
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