Dianthranide
[化] 聯蒽; 聯二蒽
??? 情景例句
you used to be in the construction business.
你過去在建筑界工作。
Other suppliers have almost identical goods at the price 10% to 14% cheaper.
別的供應商有和這幾乎相同的貨，價格便宜10%至14%。
The cup is clean.
杯子很干凈。