Lignin
n. 木质素\\n[化] 木质素; 木素
🗣️ 情景例句
It's still raining. I want to play tennis.
仍然在下雨。我想打网球。
There's a DC-10 out of LaGuardia Airport at 9:15 A.M.
上午9点15分有班DC-10号班机从拉瓜迪亚机场起飞。
The shape and dimensions of the skyscrapers depend entirely on the necessity of obtaining the maximum income per square foot of ground,
每平方英尺地皮取得最大收入