Three-level laser
[电] 三位准镭射
🧩 词语组成解析
three
[θri]
num. 三;三个;第三（章，页等）;
n. 三岁;三个人[东西];三，三个;
adj. 三的;三个的;
level
['lɛvl]
n. 水平，水准;水平线，水平面;水平仪;[物]电平;
adj. 水平的;同高度的;平均的;平稳的;
vt. 使同等;对准;弄平;
vi. 拉平;（用枪等）瞄准（与 at 连用）;变得平坦;将（话、批评等）对准目标;
vi. 瞄准;拉平;变得平坦;
laser
['lezɚ]
n. 激光;激光器，镭射器;
🗣️ 情景例句
That's nothing at all.
不用客气。
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧？
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,
但突然记起来了，帮手是在她出去买东西之前走的，她还记得曾用了两把钥匙把大门锁上了。