Clam seal
[化] 蚌式密封
🧩 词语组成解析
clam
[klæm]
n. 蚌，蛤;〈美口〉沉默寡言的人;钳子;〈美俚〉银币;
v. （在沙滩上）挖蛤;〈美俚〉嘴紧;奏出（唱出）错音;
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
🗣️ 情景例句
I know,
我知道，
If I had known her telephone number, I would have called her.
如果我知道她的电话号码，我就给她打电话了。
But instruments far more delicate than that were needed if any really serious advance was to be made.
但是，如果要取得真正重大的进展，需要有比这种装置精细得多的仪器。