🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
Mr. Jones is a renowned international authority on the problem of overpopulation in developing countries.
琼斯先生在发展中国家人口过剩问题方面是声誉卓著的国际权威。
This is the best material we have to offer.
这是本公司所供应的最好的原料。