Polybutyrolactam

[化] 聚丁內酰胺; 尼龍-4

??? 情景例句

It's called
它的題目是
The weather is promising.
天氣可能好轉。
It broke down at Ferngreen station and was taken off the line.'
它在芬格林車站出了故障而被取消了。”
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?? 更多 P 開頭的單詞

prickling ['prikli?]
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