rigid
adj
1 stiff; not bending or yielding 坚硬的; 不弯曲的; 刚性的
a rigid support for the tent 帐篷的坚硬的支柱
(fig 比喻) Her face was rigid with terror. 她吓得目瞪口呆.
2 strict; firm; unchanging 严格的; 坚强的; 不变的
a man of very rigid principles 原则性很强的人
practise rigid economy, ie be very frugal 厉行节约.
2 Two friends meet at school on the first day of term.2
两个朋友于新学期的第一天在学校见面。
But it's true. I was the only person in my office who was invited. I've written to accept the invitation.
可这是真的。我们办公室只有我受到邀请。我已经写信表示接受邀请了。
Pierre and I borrowed the money and bought the necklace. During the next ten years we both worked day and night to pay back the money we had borrowed. That's why I now look so old. Well, after all these years we've at last paid back all the money.