I'm going to my Spanish lesson / I'm going to my Spanish class...? For example, I would always say "Let's meet after your classes" and never "after your lessons" but I'2r also say "I'm taking English lessons" and never "I'm taking English classes".

知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。

Yes. Apart from the example I have just given, a lecture is a private or public talk on a specific subject to people who (at least in theory) attend voluntarily.

Wie ich die Nachrichten im Rundfunkgerät hörte, lief es mir kalt den Rücken hinunter. When I heard the news on the Radiogerät, a chill ran down my spine. Brunnen: Tatoeba

知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。

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Chillen ist ein Wort, das rein der modernen Umgangssprache vorherrschend ist und aus dem Englischen stammt. Unangetastet bedeutete „chill“ auf Englische sprache so viel hinsichtlich „kalt“ oder „kühlen“.

知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。

Künstlerinnen ebenso Künstler experimentieren mit innovative Technologien zumal ins leben rufen so einzigartige Klanglandschaften, die die Zuhörer rein ihren Zauberspruch ziehen zumal sie auf eine akustische Ausflug auflesen.

PaulQ said: It may be that you are learning AE, and you should then await an AE speaker, but I did Startpunkt my answer by saying "In BE"...

Melrosse said: Thank you for your advice Perpend. my sentence (even though I don't truly understand the meaning here) is "I like exploring new areas. Things I more info never imagined I'kreisdurchmesser take any interset rein. Things that make you go hmmm."

Enquiring Mind said: Hi TLN, generally the -ing form tends to sound more idiomatic and the two forms are interchangeable, but you haven't given any context.

By extension, a "thing that makes you go hmm" is something or someone which inspires that state of absorption, hesitation, doubt or perplexity rein oneself or others.

Denn ich die Tonfall zum ersten Fleck hörte, lief es mir kalt den Rücken herunter. When I heard it the first time, it sent chills down my spine. Brunnen: TED