Variable-reluctance microphone

[電] 可變磁阻微音器

?? 詞語組成解析

variable ['v?r??bl]
adj. 變化的，可變的;[數(shù)]變量的;[生]變異的; n. 可變因素，變量;易變的東西;
vari=vary變化+able形容詞后綴→易變的
reluctance [ri'l?kt?ns]
n. 不愿意，勉強(qiáng);[電]磁阻;反應(yīng)式;
microphone ['ma?kr?'fon]
n. 擴(kuò)音器，麥克風(fēng);話筒;
micro小+phone聲音→小聲音變大聲音 → 麥克風(fēng)

??? 情景例句

and make sure that it is in good condition
確定它狀 良好
It's a quiet city.
這是一個(gè)安靜的城市。
when she remembered that she had gone shopping after the home help had left and she knew that she had turned both keys in their locks,
但突然記起來了，幫手是在她出去買東西之前走的，她還記得曾用了兩把鑰匙把大門鎖上了。
更多情景英語 ›

?? 更多 V 開頭的單詞

全部 V 開頭單詞 ›