suitable用作形容詞，有適宜的,合適的等含義：
The parents found the girl suitable for their son.
這對父母發現這個女孩適合他們的兒子。
This tractor is suitable for heavy duty.
這臺拖拉機適用于重載。
She had no other dress suitable for the occasion.
她沒有其他適合這個場合的衣服。
Was it really suitable behaviour for someone who wants to be taken seriously?
對于那些想被嚴肅對待的人來說，這真的是合適的行為嗎？
Give a few people an idea of suitable questions to ask.
向一些人提出合適的問題。
He could think of no less suitable moment to mention the idea.
他想不出更合適的時機來提這個想法。
Many people applied for the job but not one of them was suitable.
許多人申請了這項工作，但沒有一個人是合適的。
We must find a suitable day for our meeting.