🧩 词语组成解析
jam
[dʒæm]
n. 果酱;拥挤，挤满;困境;[无线]干扰;
vt. 把…挤进;把…塞满，使挤紧;使堵塞;使卡住;
vi. 挤满，拥挤;堵塞;发生故障;
🗣️ 情景例句
She plays hard.
她玩起来也拼命。
It is lost labour to sow where there is no soil.
没有土壤，播种也是徒劳。
How many of you are making the trip?
你们有多少人去旅行？