Certainly it distinguished them from their ancestors, but what gave them the courage to launchout on such risky voyages?
当然，这使他们有别于他们的祖先，但是什么让他们有勇气进行如此冒险的航行呢？
2
The carmaker is almost ready to launchout a new model in September.
汽车制造商将于九月投产新型汽车。
3
The Navy was sufficiently concerned about the danger of crews' receiving and carrying out unauthorized launch orders that it overhauled the entire system.