The correct pronunciation of the word “factory” should be /ˈfæ(k)təri/.
举一反三
- The correct pronunciation of “pt” in the word “gastroptosis” and “ptosis” is ______.
- n.减轻;救济;援救 A: cover / ‘kΛvə/ B: forbid / fə’bid/ C: execute / ‘eksikju:t/ D: relief / ri’li:f/
- /fæt/: /pet/:/best/: /said/: /seiv/:/ˌænɪˈvɜːsəri/:/kənˈviːniənt/:/ˈsɪmjuleɪt/:/ˌrevəˈluːʃn/:
- 下列 为线性时不变系统。 A: yzs(k)=f(k)f(k-1) B: yzs(t)=f(-t) C: yzs(k)= (k-2)f(k) D: yzs(t)=f ’(t)
- 将信号f(t)变换为()称为对信号f(t)的平移或移位。 A: f(t–t) B: f(k–k) C: f(at) D: f(-t)