Các câu ví dụ cho từ double

1. With their populations plunging, in 2010 the 13 countries pledged to double tiger numbers by 2022.

2. Latham said fewer than 10 rocky, Earth- or super-Earth-sized planets have previously been confirmed, and NASA hopes to double or triple that number through the TESS mission.

3. The country's current aircraft fleet will double in the next two years.

4. 8 billion for rail upgrade to double speed One driver was killed and five pilgrims were seriously injured on Saturday afternoon when their car collided with a train in the northern province of Nam Dinh.

5. The 43 meter long double track serves both passenger and freight trains traveling at speeds of 200 km/h and 100 km/h.