іграшковий дрон (призначений для початківців, зазвичай має найпростіші функції)
toy bomb
tin soldier / toy soldier
grade-ascending ability / grade ascending ability
hobby drone (hobby grade drone)
company (grade) officers (Co Off)
company grade officers
demote from a grade
down grade (adv)
field grade officers
field officer (field-grade officer / senior officer)
grade insignia
inferior grade
junior grade officers
level-crossing = (амер.) grade crossing
lieutenant junior grade
mid-grade officers
pay grade
promote to a grade of
revert to a rank / to the grade of
temporary grade
warrant officer grade I
grade sheet
military-grade filter
adverse grade
ascending steep grade
commercial grade
weapons-grade
easy grade
high-grade guncotton
commercial grade fuel
high-grade fuel
low-grade fuel