例句與造句

1. The NORAC rule book illustrates all signal aspects and indications which may appear on track operated by member railroads.
2. However, GCOR does " not " illustrate signal aspects and indications because of the lack of uniformity between the participating railroads.
3. Signal aspect and indication illustrations instead appear in each railroad's system special instructions or operating timetable for the region or division where the aspects and indications apply.
4. It's difficult to find signal aspect and indication in a sentence. 用signal aspect and indication造句挺難的