chalk talk

基本解釋

The coach gave his team a chalk talk before the game.
教練在比賽前給隊(duì)員們連寫帶畫地講解了一番。
SINCE the beginning of mass education, schools have relied on what is known in educational circles as “chalk and talk”.
自從大衆(zhòng)教育興起以來(lái)，學(xué)校教育的主要方式一直是所謂的“粉筆和說(shuō)教（注入式教育）“。
Instead of chalk and talk, children learn by doing—and do so in a way that tears up the usual subject-based curriculum altogether.
這樣再也不需要“筆頭和口頭”，孩子們通過(guò)實(shí)踐去學(xué)習(xí)，而且各種知識(shí)交織在一起，再也不用人爲(wèi)的去把它們劃分開(kāi)來(lái)。

It includes one hour of classroom instruction, video demonstrations and chalk talk, a half-hour track and vehicle orientation, lunch, and four and a half hours of track exercises in front and all-wheel-drive vehicles.
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And the only reliable way to make their case is, surely, to conduct a proper study, with children randomly allocated to teachers who use computers and teachers who use other methods, including the cheapest of all: chalk and talk.
ECONOMIST: Not helpful
Collaboration and communication help us understand the world around us better than simply sucking up information from one-way sources such as the textbook and chalk-and-talk teacher.
ECONOMIST: The Economist Debate Series: Education: The Proposition's closing statement

an informal lecture with pertinent points, explanatory diagrams, etc, shown on a blackboard