I'm sorry. For these large orders, we insist on payment by L C.
对不起。对于这样金额大的订单,我们坚持用信用证支付。
It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.
情况很快就弄清了,舞蹈的直线部分是随着太阳位置的变化而变化的。