Kalvar
卡尔瓦尔光致散射体
🗣️ 情景例句
What made you decide to change job?
是什么使你决定更换工作？
Speech is silver,silence is gold.
言语是银，沉默是金。
What invariably happens is that a great number of things choose to go wrong at precisely the same moment.
情况经常是这样的，许许多多的事情都偏偏赶在同一时刻出问题，