Constantan
n. 康铜(铜镍合金)\\n[医] 康铜(镍铜合金)
🗣️ 情景例句
Under these conditions of payment,-
在这种付款条件下，-
No time like the present.
只争朝夕。
He dare not tell us his evil conduct.
他不敢告诉我们他的恶行。