Phase-veversal switch
[電] 反相開關(guān)
?? 詞語組成解析
phase
[fez]
n. 相，周相;階段;[物理學(xué)]相位;方面，側(cè)面;
vt. 分階段實(shí)行;調(diào)整相位;
vi. 分階段進(jìn)行;
phan, fan, pha =show,表示”顯示,出現(xiàn)”
switch
[sw?t?]
n. 開關(guān);轉(zhuǎn)換，轉(zhuǎn)換器;軟鞭子;[信]接線臺(tái);
vt.& vi. 轉(zhuǎn)變，改變;轉(zhuǎn)換;關(guān)閉電流;鞭打;
vt. 轉(zhuǎn)換;揮動(dòng)（棍棒、鞭子等）;迅速轉(zhuǎn)動(dòng);鞭打;
vi. 交換;調(diào)換;
??? 情景例句
Will you help me?
可以幫助我嗎？
I'm short of hands.
我太忙了。
Though these large machines still exist, many of their functions have been taken over by small powerful personal computers, commonly known as PCs.
雖然這種大計(jì)算機(jī)仍然存在，但它們的許多功能已被體積小但功能齊全的個(gè)人電腦——即我們常說的PC機(jī)——所代替了。