I'm afraid the cardboard boxes are not strong enough for transport by sea.
我担心这种纸箱,用于远洋运输,不够结实。
A wise man thinks all that he says, a fool says all that he thinks.
智者思其所言,愚者言其所思。
People who work in offices are frequently referred to as white-collar workers' for the simple reason that they usually wear a collar and tie to go to work.