She started to learn the piano at the ageof 4, and she sang her first song on the stage when she was 9 years old.
她4岁开始学习钢琴,9岁时就在舞台上唱了第一首歌。
2
Cynoglussus abbreviatus of 1~4 years old are on the growing stage with the fastest growing speed at the ageof 1~2, it being gradually getting slow after 2 years old .
结果表明:1-4龄的短吻舌鳎处于生长期,在生长速度上,1-2龄生长速度最快,以后生长速度逐渐减慢;
3
Only tumours, which admittedly represent the final stageof degeneration in oldage, are always immediately referred for surgery.