Trapezoidal wave
[電] 梯形波
?? 詞語組成解析
梯形的
wave
[wev]
n. 波浪，波動;揮手;涌現的人（或事物）;洶涌的行動（或思想）態勢;
vi. 搖擺，起伏;
vt.& vi. （一端固定地）飄揚;揮手指引;揮動…示意;略呈波形;
vt. 揮手表示;揮舞;使…略呈波形;燙（發）;
??? 情景例句
That's a good idea.
好主意。
Those noisy children simply got on my last nerves.
那群孩子吵吵鬧鬧，簡直攪得我心神不寧。
At the time of his death, one person praised him as follows: Future generations, it may be, will hardly believe that such a person as this walked upon this earth.
未來的幾代人有可能難以相信，在這個世間曾經有這樣的一個人行走過。"