Activation of filament
[電] 燈絲活化
?? 詞語組成解析
activation
[,?kti'vei??n]
n. 活化，激活，[化]活化作用;致活;
of
[?v]
prep. 關(guān)于;屬于…的;由…制成;
aux. 助動(dòng)詞 [非標(biāo)準(zhǔn)用語、方言] =have [主用于虛擬語氣];
??? 情景例句
Come on in.
請進(jìn)。
That was close!
好險(xiǎn)！
I walked across the park.
我穿過了公園。