Nigredo
(=melasma)黑斑蚧
🔁 扩展释义
【医】 黑斑病
🗣️ 情景例句
because the doctors and nurses are so busy?
因为医生和护士们都非常忙？
A wise man will make tools of what comes to hand.
聪明的人能随机应变。
engineers may soon be free to let their imaginations soar without being penalized by expensive failures.
因此，工程技术人员可能很块就可充分发挥他们的想像力，而不会因失败而造成经济上的损失。